UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(Amendment No. 2)

CURRENT REPORT PURSUANT

TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): April 17, 2012

Evolution Petroleum Corporation

(Exact name of registrant as specified in its charter)

001-32942

(Commission File Number)

2500 City West Blvd., Suite 1300, Houston, Texas 77042

(Address of Principal Executive Offices)

(713) 935-0122

(Registrant’s Telephone Number, Including Area Code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o    Soliciting material pursuant to Rule 14a-12 under the exchange Act (17 CFR 240.14a-12)

o    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Explanatory Note

Evolution Petroleum Corporation, a Nevada corporation (the “Company”) is filing this Amendment No. 2 to Form 8-K (this “Amendment”) to amend its Current Report on Form 8-K filed with the SEC on April 23, 2012 (the “Original Form 8-K”) as amended by the Amendment No. 1 to Form 8-K filed with the SEC on June 22, 2012 (the “Amendment No. 1”).  The purpose of this Amendment is to re-file Exhibit 10.1 and Exhibit 10.2 to respond to comments received from the staff of the SEC on such exhibits and the Exhibit Index.  Confidential treatment has been requested for portions of Exhibit 10.1.  Except as otherwise disclosed in this Amendment, the Company has not otherwise modified the disclosures presented in the Original Form 8-K, as amended by Amendment No. 1.  This Amendment should be read in conjunction with the Original Form 8-K as amended by Amendment No. 1.

Item 9.01.      Exhibits.

(d)  Exhibits

† Confidential treatment has been requested for portions of this exhibit and replacing it with asterisks. These portions have been omitted from this Current Report on Form 8-K and submitted separately to the Securities and Exchange Commission pursuant to a Confidential Treatment Request under Rule 24b-2 of the Securities Exchange Act of 1934, as amended.

2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

3

EXHIBIT INDEX

† Confidential treatment has been requested for portions of this exhibit and replacing it with asterisks. These portions have been omitted from this Current Report on Form 8-K and submitted separately to the Securities and Exchange Commission pursuant to a Confidential Treatment Request under Rule 24b-2 of the Securities Exchange Act of 1934, as amended.

4

Exhibit 10.1

CONFIDENTIAL TREATMENT REQUESTED. INFORMATION FOR WHICH CONFIDENTIAL TREATMENT HAS BEEN REQUESTED IS OMITTED AND MARKED WITH “[****]”. AN UNREDACTED VERSION OF THE DOCUMENT HAS ALSO BEEN FURNISHED SEPARATELY TO THE SECURITIES AND EXCHANGE COMMISSION AS REQUIRED BY RULE 24B-2

UNDER THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED.

4870 S. Lewis Ave., Suite 240 • Tulsa, OK 74105-5153 • 918.492.0254 • Fax 918.492.0263

ORION Exploration Partners, LLC

LEASE ACQUISITION AGREEMENT

COWBOY PROSPECT

THIS LEASE ACQUISITION AGREEMENT (the “Agreement”) is made and entered into by and between EVOLUTION PETROLEUM OK, INC., a Texas corporation (“EPC”), and ORION EXPLORATION PARTNERS, LLC, an Oklahoma limited liability company (“ORION”) on April 17, 2012.

Recitals

WHEREAS, EPC and ORION are engaged in the oil and gas exploration, development and production businesses;

WHEREAS, ORION has developed the Cowboy Prospect (the “Cowboy Prospect”), an oil and gas exploratory drilling prospect in Kay County, Oklahoma. The Cowboy Prospect is more particularly described and depicted on Exhibit “A” attached hereto and made a part hereof;

WHEREAS, ORION has invested considerable resources in generating and developing the Cowboy Prospect, including, but not limited to, leases, geological, geophysical and engineering services, land services, accounting and administrative services, the real and personal property described below, legal expenses, lease broker expenses, ownership reports, title curative, well logs, well records, seismic data, property inspections and due diligence; and

WHEREAS, EPC desires to purchase from ORION, and ORION desires to sell to EPC, an undivided forty five percent (45%) of ORION’s interest in such oil and gas leases, associated surface rights, contracts and geological, geophysical and other similar data, as more particularly described herein, on the terms and conditions set forth in this Agreement;

NOW, THEREFORE, in consideration of the mutual covenants and agreements set forth herein, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, ORION and EPC hereby agree as follows:

1.             Effective Date. The effective date of this Agreement is April 17, 2012 (“Closing

1

Date”).

2.             Sale and Purchase. Subject to the terms and conditions herein set forth, ORION agrees to sell, assign, convey and deliver to EPC, and EPC agrees to purchase, acquire and accept from ORION as of the Closing Date, an undivided forty five percent (45%) of ORION’s interest in and to the assets, properties and interests described in Sections 2(A) through 01, other than the Excluded Properties (such undivided forty five percent (45%) interest hereinafter referred to as the “Properties”):

2

A.     The oil and gas leases described on Exhibit “B” attached hereto (the “Leases”), the rights and interests of ORION under any forced pooling orders described in Exhibit “B”, and any rights of ORION that arise by operation of law or otherwise in all lands pooled, unitized, communitized or consolidated with such properties (such interest collectively referred to as the “Oil and Gas Properties”);

B.      (i) All surface leases, servitudes, easements, right-of-way agreements, licenses or other agreements owned by ORION that relate to the use and occupancy of the surface of lands within the Cowboy Prospect, (ii) all pooling agreements, farmout agreements, operating agreements and other agreements to which ORION is a party or successor-in-interest relating to the development and operation of the Oil and Gas Properties, (iii) all agreements by which any of the Oil and Gas Properties were acquired, to the extent still executory, and (iv) all agreements that impose any material obligations and liabilities pertaining to the Oil and Gas Properties, and any and all amendments, ratifications or extensions of the foregoing, including, without limitation, any of the foregoing set forth on Schedule 7(F) (collectively, the “Related Contracts”), together with all rights of ORION thereunder to audit the records of any party thereto and to receive refunds of any nature thereunder to the extent relating to periods from and after the Closing Date.

C.      To the extent assignable, all franchises, licenses, permits, approvals, consents, certificates and other authorizations and other rights granted by governmental entities that are related to the Oil and Gas Properties or the ownership or operation of any thereof (“Permits”); provided, however, that EPC’s right with respect to Permits acquired pursuant to this Agreement shall be limited to the receipt, by EPC, of the benefit of the rights and privileges of ORION with respect to such Permits as an owner of the Oil and Gas Properties, in each case only to the extent relating to such Oil and Gas Properties.

D.      All title information, engineering reports and other technical data, Lease and land files, surveys, regulatory filings, magnetic tapes, interpretations, seismic data and licenses and other analyses, books, records and files that relate to the Oil and Gas Properties or other Properties described herein, owned or in the possession of ORION (“Data”); provided, however, that EPC’s right with respect to Data acquired pursuant to this subsection (D) shall be limited, in each case, to the extent the disclosure of such Data is not restricted by the terms of any confidentiality, license or similar agreement.

3.             Excluded Properties. Notwithstanding the provisions of Section 2, the following items shall not constitute Properties and shall not be sold, assigned or conveyed to EPC, nor shall such items be purchased, acquired or assumed by EPC, pursuant to this Agreement (such interests as described herein below, the “Excluded Properties”):

A. all Permits that are related to the Oil and Gas Properties or the ownership or operation of any thereof but that are not assignable in connection with the transactions contemplated by this Agreement;

3

B.      all deposits, cash, checks, funds, accounts receivable and any refund of costs, taxes or expenses borne by ORION, in each case attributable to ORION’s interest in the Properties with respect to any period of time prior to the Closing Date;

C.      all of ORION’s general corporate, tax and, to the extent not directly applicable to the Properties, legal records;

D.      all existing claims, causes of action, litigation or matters, to extent such claims, causes of action, litigation or matters are attributable to or arise out.of acts or events occurring or the ownership or operation of the Properties prior to the Closing Date;

E.      all computer or communications software or intellectual property (including tapes, data and program documentation and all tangible manifestations and technical information relating thereto) owned, licensed or used by ORION, other than the Data; and

F.      any logo, service mark, copyright, trade name or trademark of or associated with ORION or any affiliate of ORION or any business of ORION or any of its affiliates.

4.             Assumed Obligations. EPC shall assume all costs, obligations and liabilities that arise under or relate to the Properties from and after the Closing Date (collectively, the “Assumed Obligations”).

5.             Excluded Liabilities. ORION shall retain, and EPC shall not assume or have any obligation with respect to, all costs, obligations and liabilities (a) that arise under or relate to the Properties prior to the Closing Date, and (b) in respect of any of the Excluded Properties.

6.             Purchase Price. Upon execution of this Agreement and on the terms and subject to the conditions of this Agreement, EPC shall deliver to ORION an amount in cash equal to **** in consideration and exchange for the Properties.

7.             Representations and Warranties of ORION. ORION represents and warrants to EPC as of the Closing Date, as follows:

A.     Organization. ORION is a limited liability company validly existing and in good standing under the laws of the State of Oklahoma. ORION is in good standing and duly qualified to do business in each other jurisdiction in which the conduct of its business or ownership or leasing of its properties makes such qualification or registration necessary.

B.      Authority and Authorization. ORION has full limited liability company power and authority to carry on its business as presently conducted, to enter into this Agreement and the other Transaction Documents to which ORION is a party and to perform its obligations under this Agreement and the other Transaction Documents to which ORION is a party. The execution and delivery by ORION of this Agreement and the other Transaction Documents to which ORION is a party have been, and the performance by ORION of its obligations under this Agreement and the other Transaction Documents to which ORION is a party and the

[**** Confidential portion has been omitted pursuant to a request for confidential treatment and has been filed separately with the SEC.]

4

transactions contemplated hereby and thereby shall be, at the time required to be performed hereunder or thereunder, duly and validly authorized by all requisite action on the part of ORION.

C.      Enforceability. This Agreement has been duly executed and delivered on behalf of ORION and constitutes the legal, valid and binding obligation of ORION enforceable in accordance with its terms, except as enforceability may be limited by applicable bankruptcy, reorganization or moratorium statutes, or other similar Laws affecting the rights of creditors generally or equitable principles (collectively, “Equitable Limitations”). At the Closing, all other Transaction Documents required hereunder to be executed and delivered by ORION shall be duly executed and delivered and shall constitute legal, valid and binding obligations of ORION enforceable in accordance with their terms, except as enforceability may be limited by Equitable Limitations.

D.      No Conflict. The execution and delivery by ORION of this Agreement and the other Transaction Documents to which ORION is a party does not, and the consummation by ORION of the transactions contemplated by this Agreement and the other Transaction Documents to which ORION is a party shall not, (i) violate or be in conflict with, or require the consent of any person or entity under, any provision of ORION’s organizational documents, (ii) conflict with, result in a breach of, or constitute a default (or an event that with the lapse of time or notice, or both would constitute a default) under any material agreement, Lease or instrument to which ORION or any of its affiliates is a party, including but not limited to the Related Contracts, credit agreements, mortgages or hedge agreements, or by which any of the Properties or ORION is bound, (iii) conflict with any provision of any law applicable to ORION, (iv) violate any provision of any judgment, decree, judicial or administrative order, award, writ, injunction, statute, rule or regulation applicable to ORION, or (v) result in the creation of any lien or encumbrance on any of the Properties.

E.      Consents. No governmental approval or consent or approval or consent of any other person or entity is required to be obtained or made by or with respect to ORION in connection with the execution; delivery, and performance of this Agreement (including the assignment of the Properties) or the other Transaction Documents or the consummation of the transactions contemplated hereby or thereby, except consents by, required notices to, filings with, or other actions by any governmental entity, including the Commissioners of the Land Office of the State of Oklahoma, in connection with the sale or conveyance of oil and gas leases or interests therein, if the same are customarily obtained routinely and subsequent to such sale or conveyance.

F.      Contracts. Schedule 7(F) includes all of the following contracts, agreements and commitments by which any of the Properties are bound as of the date of this Agreement and any and all amendments, extensions, or other modifications thereof: (i) any agreement with any affiliate of ORION; (ii) any agreement to sell, lease, farmout or otherwise dispose of ORION’s interests in, or obligating ORION to convey any interest in, any of the Oil and Gas Properties, including any exploration agreements or similar agreements pursuant to which a third party may earn an interest in any of the Oil and Gas Properties, other than conventional rights of reassignment; (iii) any operating agreement to which ORION’s interests in any of the Oil and Gas Properties is subject; (iv) any contract that requires ORION to expend more than

5

$25,000 in any year in connection with the Properties; (v) all Permits; (vi) all area of mutual interests agreements; (vii) any confidentiality agreements, (viii) any hedging agreement, crude marketing agreement, forward sales contract, gas sales agreement, gas gathering or transportation agreements, and (ix) any other Related Contracts. Except as set forth on Schedule 7(F), (i) all of the Permits, Related Contracts and other obligations of ORION are in full force and effect and (ii) neither ORION nor, to ORION’s knowledge, any other party to such Permits or Related Contracts (A) is in breach of or default, or with the lapse of time or the giving of notice, or both, would be in breach or default, with respect to any of its obligations thereunder or (B) has given written notice or threatened to give notice of any default under or inquiry into any possible default under, or action to alter, terminate, rescind or procure a judicial reformation of any such Permit or Related Contract.

G.       Character of the Properties. Other than the Excluded Properties, (i) all of ORION’s oil and gas interests within the Cowboy Prospect are leasehold interests or interests under forced pooling orders (and not fee or otherwise), (ii) other than the Oil and Gas Properties, except as set forth on Schedule 7(G), ORION does not own any oil and gas interests within the lands encompassed by the Cowboy Prospect, (iii) the Oil and Gas Properties are comprised entirely of undeveloped oil and gas leases and rights under forced pooling orders and are non-producing properties, and (iv) there are no wells currently being drilled on the Oil and Gas Properties by ORION for the production of oil, condensate, natural gas or other hydrocarbons. The Properties do not include any wells producing or capable of producing oil, condensate, natural gas or other hydrocarbons.

H.       Litigation and Claims. There is no litigation or adverse claim or regulatory proceeding pending or, to ORION’s knowledge, threatened (i) with respect to the Properties, or (ii) that challenges or pertains to the execution and delivery of this Agreement or the consummation of the transaction contemplated hereby. Further, to ORION’s knowledge, ORION is not in breach of any of the terms or provisions of the Leases or forced pooling orders comprising the Properties, except for such breaches or defaults as would not have a material adverse effect on the Properties taken as a whole.

I.         Brokerage Arrangements. EPC shall not, directly or indirectly, have any responsibility, liability or expense for any fees, commissions or other similar forms of compensation payable to any broker, finder, investment banker or other similar person based on any arrangement or agreement made by or on behalf of ORION or any of its affiliates in connection with the transactions contemplated by this Agreement or the other Transaction Documents.

J.        Status of ORION. ORION is not a “foreign person” within the meaning of Internal Revenue Code of 1986, as amended, (the “Code”) Section 1445 and will furnish EPC with an affidavit that satisfies the requirements of Code Section 1445(b)(2), in the form attached as Exhibit “E”.

K.       Restrictions on Data. Except as set forth on Schedule 7(K), to ORION’s knowledge, the disclosure of any Data to EPC is not restricted by the terms of any confidentiality, license or similar agreement.

6

8.             Representations and Warranties of EPC. EPC represents and warrants to ORION as of the Closing Date, as follows:

A.       Organization. EPC is a corporation, validly existing and in good standing under the laws of the State of Nevada. EPC is in good standing and duly qualified to do business in each other jurisdiction in which the conduct of its business or ownership or leasing of its properties makes such qualification or registration necessary.

B.       Authority and Authorization. EPC has full corporate power and authority to carry on its business as presently conducted, to enter into this Agreement and the other Transaction Documents to which EPC is a party, to purchase the Properties on the terms described in this Agreement and to perform its other obligations under this Agreement and the other Transaction Documents to which EPC is a party. The execution and delivery by EPC of this Agreement and the other Transaction Documents to which EPC is a party have been, and the performance by EPC of its obligations under this Agreement and the other Transaction Documents to which EPC is a party and the transactions contemplated hereby and thereby shall be at the time required to be performed hereunder or thereunder, duly and validly authorized by all requisite action on the part of EPC.

C.       Enforceability. This Agreement has been duly executed and delivered on behalf of EPC and constitutes a legal, valid and binding obligation of EPC enforceable in accordance with its terms, except as enforceability may be limited by Equitable Limitations. At the Closing, all other Transaction Documents required hereunder to be executed and delivered by EPC shall be duly executed and delivered and shall constitute legal, valid and binding obligations of EPC enforceable in accordance with their terms, except as enforceability may be limited by Equitable Limitations.

D.       No Conflict. The execution and delivery by EPC of this Agreement and the other Transaction Documents to which EPC is a party does not, and the consummation by EPC of the transactions contemplated by this Agreement and the other Transaction Documents to which EPC is a party shall not, (i) violate or be in conflict with, or require the consent of any person or entity under, any provision of EPC’s organizational documents, (ii) conflict with, result in a breach of, or constitute a default (or an event that with the lapse of time or notice, or both, would constitute a default) under any agreement or instrument to which EPC or any of its affiliates is a party or is bound, (iii) conflict with any provision of any law applicable to EPC, or (iv) violate any provision of any judgment, decree, judicial or administrative order, award, writ, injunction, statute, rule or regulation applicable to EPC.

E.        Brokerage Arrangements. ORION shall not directly or indirectly have any responsibility, liability or expense for any fees, commissions or other similar forms of compensation payable to any broker, finder, investment banker or other similar person based on any arrangement or agreement made by or on behalf of EPC in connection with the transactions contemplated by this Agreement or the other Transaction Documents.

7

F. Litigation and Claims. There is no litigation or adverse claim or proceeding pending or, to EPC’s knowledge, threatened against EPC that challenges or pertains to the execution and delivery of this Agreement or the consummation of the transaction contemplated hereby.

9.             Closing.

A. Closing. The assignment and purchase of the Properties pursuant to this Agreement (the “Closing”) is being consummated on the date hereof, simultaneous with the execution of this Agreement.

B. Closing Deliveries. The following instruments are being delivered in connection with the Closing, each in form and substance satisfactory to ORION and EPC, dated as of the Closing Date, duly executed by authorized officers of each of ORION and EPC (or such third parties as may be required), as applicable, and, where appropriate, acknowledged:

(i)           Two (2) counterparts of an Assignment and Bill of Sale (“Assignment”) from ORION in the form of Exhibit “C” attached hereto sufficient to convey to EPC the Properties, with a special warranty of title by, through and under ORION, but not otherwise.

(ii)          The Participation and AMI Agreement attached hereto as Exhibit “D” (“Participation Agreement”).

(iii)         A certificate from ORION in the form of Exhibit “E” (a) stating that ORION is not a foreign corporation, foreign partnership, foreign trust or foreign estate, (b) providing its U.S. Employer Identification Numbers and (c) providing its addresses, all pursuant to Section 1445 of the Code.

(iv)        All other documents, certificates and other instruments reasonably requested by EPC to be delivered or caused to be delivered by ORION pursuant hereto in order to consummate the transactions contemplated by this Agreement (together with this Agreement, the Assignment, the Participation Agreement and all other agreements, documents and instruments entered into as of or after the date hereof and at or prior to Closing in connection with the transactions contemplated hereby and all certificates delivered by the parties hereto at Closing, the “Transaction Documents”).

C. Within fifteen (15) days after Closing, ORION shall deliver to EPC copies of the Data.

10. Area of Mutual Interest. The Participation Agreement includes a description of lands in Kay County, Oklahoma in which ORION will confine its efforts relative to prospect generation in accordance with the terms of the Area of Mutual Interest (the “AMI”) contained in the Participation Agreement. ORION shall generate prospects and acquire acreage within the AMI in accordance with the terms of the Participation Agreement. All leases so acquired by ORION shall (if EPC elects or is deemed to have elected to participate in such leases pursuant to the terms of the Participation Agreement) be delivered to EPC at ORION’s actual acquired

8

net revenue interest. ORION will prepare, execute and deliver assignments to EPC upon payment of its share of the acreage costs for any acreage in which EPC elects to participate, all in accordance with the terms of the Participation Agreement.

11.          Services Performed by ORION. ORION shall, subject to the terms and limitations of the Participation Agreement, be responsible for supervising and overseeing all land, administrative, geological, and engineering services relating to the Cowboy Prospect.

12.          EPC Participation in Drilling. It is understood that the intent of the parties hereto is that EPC and/or its successors or assigns will participate, or will have the right to participate, as applicable, with its undivided forty five percent (45%) ownership interest, proportionately reduced, in the drilling of any wells within the AMI in accordance with the Participation Agreement and the applicable operating agreement governing the leasehold within the AMI, as more particularly described in the Participation Agreement.

13.          Independent Contractor. Both EPC and ORION agree that ORION will act as an independent contractor in the performance of its duties under the terms of this Agreement. Accordingly, ORION shall be responsible for payment of all taxes, including federal, state and local taxes arising out of ORION’s activities in accordance with this Agreement, including by way of illustration, but not limitation, federal and state income taxes, social security taxes, unemployment insurance taxes and any other taxes or business license fees as required by law.

14.          Notices. All notices from one party to the other shall be sent by registered mail, e-mail or facsimile transmission and shall be effective upon receipt thereof. All notices should be addressed to:

EVOLUTION PETROLEUM OK, INC.

2500 CityWest Blvd., Suite 1300

Houston, Texas 77042

Attn: Robert S. Herlin

Phone: (713) 935-0122

Fax: (713) 935-0199

Email: bherlin@evolutionpetroleum.com

ORION EXPLORATION PARTNERS, LLC

4870 South Lewis, Ste 240

Tulsa, Oklahoma 74105

Attn: Steve Miller

(918) 492-0254, Ext 103

(918) 492-0263 Fax

Email: steve@orionexploration.com

15. Miscellaneous.

A.            Personal Nature of Agreement. This Agreement is between EPC and ORION and neither party may delegate or assign any of its rights or duties to anyone else other than a wholly owned subsidiary without the express written consent of the other party, such consent not to be unreasonably withheld; provided, however, either party may assign any of its rights or duties hereunder in conjunction with a corresponding permitted assignment of such party’s interest (either in whole or in part) in and pursuant to the Participation Agreement.

B.            Binding Effect. This Agreement shall be binding upon and inure to the benefit of the parties hereto and their respective successors and permitted assigns.

C.            Superseding Effect. This Agreement supersedes all prior agreements and understandings between the parties with respect to the transactions contemplated hereby. This Agreement was prepared jointly by the parties and not by one party to the exclusion of the other.

D.            Controlling Document. In the event of a conflict in the provisions of this Agreement and those of the Participation Agreement, the provisions of the Participation Agreement shall control.

E.             Governing Law. This Agreement shall be governed by and construed in accordance with the laws of the State of Oklahoma.

F.             Jurisdiction and Venue. The parties agree that jurisdiction and venue of any dispute arising from or involving this Agreement shall be brought only in the State District or Federal District Court in Tulsa, Oklahoma.

G.            Survival. Other than those representations and warranties made in Sections  7.A, 7.B, and 7.C, the representations and warranties of ORION made in this Agreement shall survive Closing for a period of twelve (12) months, after which time any liability for a breach of a representation or warranty shall only survive beyond such twelve (12)-month period to the extent a claim for breach of a representation or warranty is asserted in a notice delivered to ORION by EPC during such twelve (12)-month period; provided, however, notwithstanding anything in this Section 15.G to the contrary, there shall be no time limitation as to the bringing of a claim, at law or equity, for the breach of a representation or warranty with respect to fraud, fraudulent inducement, willful misconduct or intentional misrepresentation by ORION. All other representations, warranties and covenants made by each of ORION and EPC in this Agreement shall survive Closing indefinitely.

(H)                 Counterpart Execution. This Agreement may be executed in multiple counterparts, and the counterpart signature page for each party may be transmitted to the other party by facsimile or electronic transmission, each of which shall be considered to be the original signature of such party. The signature page of any counterpart may be detached therefrom without impairing the legal effect of the signatures thereon and attached to any other counterpart identical thereto.

10

[SIGNATURE PAGES FOLLOW]

11

Agreed and executed, this 17th day of April, 2012.

Signature Page to Lease Acquisition Agreement

Exhibit “A”

To that Lease Acquisition Agreement between Orion Exploration Partners, LLC and
Evolution Petroleum OK, Inc. dated April 17, 2012.

COWBOY PROSPECT

See attached.

Exhibit “A” to Lease Aquisition Agreement

EXHIBIT “B”

To that Lease Acquisition Agreement between Orion Exploration Partners, LLC and
Evolution Petroleum OK, Inc. date April 17, 2012.

LEASES

See attached.

Exhibit B

to Lease Acquisition Agreement

LEASES