| 656801Amendment | Mar 6, 2008 | Mar 6, 2008 | McCutchin Petroleum Corporation | Coursey #1AHH | 9,000 | 49736474 |
| 656127 | Mar 6, 2008 | Mar 6, 2008 | Devon Energy Production Co, L.P. | Dickenson, T.L. "A" #2HH | 9,000 | 49736470 |
| 654791 | Mar 5, 2008 | Mar 5, 2008 | Devon Energy Production Co, L.P. | Lambert, Charlie "A" #4 HH | 9,000 | 49736456 |
| 654790 | Mar 4, 2008 | Mar 4, 2008 | Devon Energy Production Co, L.P. | Lambert, Charlie "A" #3 HH | 9,000 | 49736457 |
| 654179 | Mar 4, 2008 | Mar 4, 2008 | Denbury Onshore, LLC | Estes-Bradshaw #5H | 7,000 | 49736444 |
| 654742 | Mar 3, 2008 | Mar 3, 2008 | Devon Energy Production Co, L.P. | Lambert, Charlie "A" #2 HH | 9,000 | 49736455 |
| 655800 | Feb 28, 2008 | Feb 28, 2008 | Devon Energy Production Co, L.P. | Carpenter-Ham (SA) #1HH | 9,000 | 49736469 |
| 653697 | Feb 28, 2008 | Feb 28, 2008 | Cholla Petroleum, Inc. | Stewart #8 | 4,999 | 49736436 |
| 655441 | Feb 25, 2008 | Feb 25, 2008 | Williams Prod. Gulf Coast, L.P. | Cunnius-Wilhite #3HH | 7,630 | 49736467 |
| 655010 | Feb 25, 2008 | Feb 25, 2008 | McCutchin Petroleum Corporation | Coursey #1HH | 9,000 | 49736468 |
| 655320 | Feb 23, 2008 | Feb 23, 2008 | WG Operating, Inc. | Berry #3 | 6,000 | 49736466 |
| 655287 | Feb 22, 2008 | Feb 22, 2008 | Richey, Ray Management Co., Inc. | Columbia-Johnson Unit #3HH | 7,200 | 49736465 |
| 655191 | Feb 22, 2008 | Feb 22, 2008 | Denbury Onshore, LLC | Davenport #4H | 7,000 | 49736464 |
| 655191Amendment | Feb 22, 2008 | Feb 22, 2008 | Denbury Onshore, LLC | Davenport #4H | 7,700 | 49736464 |
| 655145 | Feb 21, 2008 | Feb 21, 2008 | Devon Energy Production Co, L.P. | Wrinkle, Mara Sue #2HH | 9,000 | 49736463 |
| 655121 | Feb 21, 2008 | Feb 21, 2008 | Williams Prod. Gulf Coast, L.P. | Cunnius-Wilhite #2HH | 7,630 | 49736462 |
| 655039 | Feb 20, 2008 | Feb 20, 2008 | Devon Energy Production Co, L.P. | Troxell-Griffeth (SA) #1HH | 9,000 | 49736461 |
| 654883 | Feb 15, 2008 | Feb 15, 2008 | Devon Energy Production Co, L.P. | Dickenson, T. L. "A" #5 HH | 9,000 | 49736460 |
| 654881 | Feb 15, 2008 | Feb 15, 2008 | Devon Energy Production Co, L.P. | Dickenson, T. L. "A" #4 HH | 9,000 | 49736459 |
| 654876 | Feb 15, 2008 | Feb 15, 2008 | Devon Energy Production Co, L.P. | Dickenson T. L. "A" #3 HH | 9,000 | 49736458 |
| 654876Amendment | Feb 15, 2008 | Feb 15, 2008 | Devon Energy Production Co, L.P. | Dickenson T. L. "A" #3 HH | 9,000 | 49736458 |
| 654624 | Feb 13, 2008 | Feb 13, 2008 | Devon Energy Production Co, L.P. | N. R. Stevenson #1 | 4,400 | 49732081 |
| 654582 | Feb 12, 2008 | Feb 12, 2008 | Braden Exploration, LLC | Neal Fortenberry #2 | 8,900 | 49736453 |
| 654415 | Feb 9, 2008 | Feb 9, 2008 | Lakota Energy, Ltd. | Clay Hill Cattle Co. #9 | 8,100 | 49736448 |
| 654354 | Feb 8, 2008 | Feb 8, 2008 | Devon Energy Production Co, L.P. | P. K. Troxell GU #11 HH | 9,000 | 49736451 |
| 654260 | Feb 8, 2008 | Feb 8, 2008 | Century Petroleum, Inc. | Waits C #1 | 7,000 | 49736446 |
| 654244 | Feb 7, 2008 | Feb 7, 2008 | Devon Energy Production Co, L.P. | Wcco 4 - J. P. Fitch #8 | 4,200 | 49734445 |
| 654134 | Feb 7, 2008 | Feb 7, 2008 | Denbury Onshore, LLC | Trwd #B 7H | 7,000 | 49736443 |
| 653653 | Feb 7, 2008 | Feb 7, 2008 | Williams Prod. Gulf Coast, L.P. | Holt #4HH | 7,670 | 49736447 |
| 653653Amendment | Feb 7, 2008 | Feb 7, 2008 | Williams Prod. Gulf Coast, L.P. | Patty Jane Holt #3HH | 7,670 | 49736447 |
| 653990 | Feb 6, 2008 | Feb 6, 2008 | WG Operating, Inc. | Brown #2 HH | 7,300 | 49736445 |
| 653842 | Feb 6, 2008 | Feb 6, 2008 | Aruba Petroleum, Inc. | Frye #1HH | 9,000 | 49736439 |
| 653951 | Feb 4, 2008 | Feb 4, 2008 | Devon Energy Production Co, L.P. | Johnson "A"-Johnson Estate (SA) #1HH | 9,000 | 49736442 |
| 653939 | Feb 4, 2008 | Feb 4, 2008 | Devon Energy Production Co, L.P. | Garrett, R. S. Gas Unit "C" #7HH | 9,000 | 49736441 |
| 653859 | Feb 2, 2008 | Feb 2, 2008 | Devon Energy Production Co, L.P. | Harrison, C. J. GU "A" #4 HH | 9,000 | 49736440 |
| 653740 | Feb 1, 2008 | Feb 1, 2008 | Williams Prod. Gulf Coast, L.P. | Whorton #7HH | 7,880 | 49736438 |
| 650184 | Feb 1, 2008 | Feb 1, 2008 | Richey, Ray Management Co., Inc. | Crawford, C E #1 | 5,679 | 49734201 |
| 653742 | Jan 31, 2008 | Jan 31, 2008 | Williams Prod. Gulf Coast, L.P. | Whorton #8HH | 7,880 | 49736437 |
| 653452 | Jan 31, 2008 | Jan 31, 2008 | Denbury Onshore, LLC | Trwd #H 1H | 7,000 | 49736435 |
| 653331 | Jan 29, 2008 | Jan 29, 2008 | Devon Energy Production Co, L.P. | Timm, Tullie #8 | 4,000 | 49735512 |
| 653475 | Jan 28, 2008 | Jan 28, 2008 | Devon Energy Production Co, L.P. | Cude "A" #4 HH | 9,000 | 49736434 |
| 653455 | Jan 28, 2008 | Jan 28, 2008 | Denbury Onshore, LLC | Trwd #H 2H | 7,000 | 49736433 |
| 653405 | Jan 25, 2008 | Jan 25, 2008 | Teleo Operating, LLC | RSK "A" #7H | 8,200 | 49736432 |
| 653405Amendment | Jan 25, 2008 | Jan 25, 2008 | Teleo Operating, LLC | RSK "A" #7HH | 8,200 | 49736432 |
| 653083 | Jan 23, 2008 | Jan 23, 2008 | Devon Energy Production Co, L.P. | Woody, Anna W. Gas Unit #12 HH | 9,000 | 49736431 |
| 653001 | Jan 18, 2008 | Jan 18, 2008 | Richey, Ray Management Co., Inc. | Columbia-Johnson Unit #2HH | 7,600 | 49736430 |
| 652771 | Jan 17, 2008 | Jan 17, 2008 | Devon Energy Production Co, L.P. | Logan, Jackie #9HH | 9,000 | 49736429 |
| 652771Amendment | Jan 17, 2008 | Jan 17, 2008 | Devon Energy Production Co, L.P. | Logan, Jackie #9HH | 9,000 | 49736429 |
| 652484 | Jan 14, 2008 | Jan 14, 2008 | Denbury Onshore, LLC | Trwd #B 9H | 7,000 | 49736428 |
| 650210 | Jan 14, 2008 | Jan 14, 2008 | Barnes Oil & Gas LLC | Spiecher W Unit #1HH | 8,200 | 49736400 |
| 652429 | Jan 11, 2008 | Jan 11, 2008 | Denbury Onshore, LLC | Trwd #B 8H | 7,000 | 49736427 |
| 652003 | Jan 3, 2008 | Jan 3, 2008 | Teleo Operating, LLC | Neil #2C | 7,000 | 49736426 |
| 652003Amendment | Jan 3, 2008 | Jan 3, 2008 | Teleo Operating, LLC | Neil #2C | 7,000 | 49736426 |
| 651896 | Jan 3, 2008 | Jan 3, 2008 | Devon Energy Production Co, L.P. | Harrison, C.J. GU "A" #3 HH | 9,000 | 49736424 |
| 651924 | Jan 2, 2008 | Jan 2, 2008 | Cholla Petroleum, Inc. | Stewart #9 | 4,999 | 49736425 |
| 651884 | Dec 31, 2007 | Dec 31, 2007 | Devon Energy Production Co, L.P. | Taylor, R. B. #7 HH | 9,000 | 49736423 |
| 651873 | Dec 31, 2007 | Dec 31, 2007 | Devon Energy Production Co, L.P. | Clough, Adele GU 1 #26 HH | 9,000 | 49736422 |
| 651805 | Dec 28, 2007 | Dec 28, 2007 | Devon Energy Production Co, L.P. | Bowles, D. T. GU "A" #5 | 5,500 | 49733301 |
| 651732 | Dec 28, 2007 | Dec 28, 2007 | Aruba Petroleum, Inc. | Dahlin #2HH | 9,000 | 49736418 |
| 651776 | Dec 27, 2007 | Dec 27, 2007 | Aruba Petroleum, Inc. | Dahlin #5HH | 9,000 | 49736421 |
| 651775 | Dec 27, 2007 | Dec 27, 2007 | Aruba Petroleum, Inc. | Dahlin #4HH | 9,000 | 49736420 |
| 651774 | Dec 27, 2007 | Dec 27, 2007 | Aruba Petroleum, Inc. | Dahlin #3HH | 9,000 | 49736419 |
| 651668 | Dec 21, 2007 | Dec 21, 2007 | Dte Gas Resources, LLC | Dale #2 | 6,500 | 49736417 |
| 651668Amendment | Dec 21, 2007 | Dec 21, 2007 | Dte Gas Resources, LLC | Dale #2 | 6,500 | 49736417 |
| 650239 | Dec 19, 2007 | Dec 19, 2007 | Devon Energy Production Co, L.P. | L.B. Johnson Estate #9HH | 9,000 | 49736399 |
| 651377 | Dec 18, 2007 | Dec 18, 2007 | Denbury Onshore, LLC | McDonald Kann #3H | 7,000 | 49736416 |
| 651370 | Dec 18, 2007 | Dec 18, 2007 | Denbury Onshore, LLC | B. B. & Pauline Unit #3H | 7,000 | 49736415 |
| 651338 | Dec 18, 2007 | Dec 18, 2007 | Devon Energy Production Co, L.P. | Johnson, L. B. Estate #8HH | 9,000 | 49736414 |
| 651304 | Dec 18, 2007 | Dec 18, 2007 | Devon Energy Production Co, L.P. | Hughes, D. J. #34 | 6,000 | 49734513 |
| 651304Amendment | Dec 18, 2007 | Dec 18, 2007 | Devon Energy Production Co, L.P. | Hughes, D. J. #34 | 6,500 | 49734513 |
| 651292 | Dec 18, 2007 | Dec 18, 2007 | Cholla Petroleum, Inc. | Stewart #10 | 5,999 | 49736413 |
| 650987 | Dec 14, 2007 | Dec 14, 2007 | Barnes Oil & Gas LLC | Endres W Unit #1HH | 8,200 | 49736412 |
| 650982 | Dec 14, 2007 | Dec 14, 2007 | Burlington Resources O & G Co LP | Cocanougher Unit #2HH | 9,000 | 49736411 |
| 650980 | Dec 14, 2007 | Dec 14, 2007 | Burlington Resources O & G Co LP | Cocanougher Unit #3HH | 9,000 | 49736410 |
| 650973 | Dec 14, 2007 | Dec 14, 2007 | Cholla Petroleum, Inc. | Stewart #1R | 5,999 | 49736409 |
| 650403 | Dec 13, 2007 | Dec 13, 2007 | Aruba Petroleum, Inc. | Dahlin #1HH | 9,000 | 49736402 |
| 650780 | Dec 11, 2007 | Dec 11, 2007 | Dune Operating Company | Duck #1HH | 10,000 | 49736408 |
| 650701 | Dec 11, 2007 | Dec 11, 2007 | Encana Oil & Gas(usa) Inc. | Skinner, Joe #6HH | 9,000 | 49736407 |
| 650672 | Dec 11, 2007 | Dec 11, 2007 | Encana Oil & Gas(usa) Inc. | Joe Skinner #5HH | 9,000 | 49736406 |
| 650580 | Dec 8, 2007 | Dec 8, 2007 | Primexx Operating Corporation | M. C. Little Gas Unit #1HH | 10,900 | 49736405 |
| 650507 | Dec 8, 2007 | Dec 8, 2007 | Merit Energy Company | Remmele #1HH | 11,400 | 49736404 |
| 650299 | Dec 7, 2007 | Dec 7, 2007 | Aruba Petroleum, Inc. | Lynch, Imogene 43 #1HH | 9,000 | 49736401 |
| 650124 | Dec 7, 2007 | Dec 7, 2007 | Cholla Petroleum, Inc. | Stewart #7 | 4,999 | 49736396 |
| 650331 | Dec 6, 2007 | Dec 6, 2007 | Devon Energy Production Co, L.P. | Molloy, Jack #3 HH | 9,000 | 49736403 |
| 650234 | Dec 5, 2007 | Dec 5, 2007 | Devon Energy Production Co, L.P. | Johnson, L. B. Estate #11HH | 9,000 | 49736398 |
| 650198 | Dec 5, 2007 | Dec 5, 2007 | Devon Energy Production Co, L.P. | Johnson, L. B. Estate #10HH | 9,000 | 49736397 |
| 650125 | Dec 3, 2007 | Dec 3, 2007 | Cholla Petroleum, Inc. | Stewart #4 | 4,999 | 49732308 |
| 650010 | Nov 29, 2007 | Nov 29, 2007 | Devon Energy Production Co, L.P. | Johnson "A"-Johnson "D"(sa) #1HH | 9,000 | 49736395 |
| 649960 | Nov 29, 2007 | Nov 29, 2007 | Ryder Scott Management, LLC | Acola #9 | 7,800 | 49736394 |
| 649884 | Nov 28, 2007 | Nov 28, 2007 | Denbury Onshore, LLC | Trwd #B 6H | 7,200 | 49736393 |
| 649764 | Nov 21, 2007 | Nov 21, 2007 | Devon Energy Production Co, L.P. | Lamm, Frances #5 HH | 9,000 | 49736391 |
| 649738 | Nov 21, 2007 | Nov 21, 2007 | Devon Energy Production Co, L.P. | Kee, Bobbie B. #2 HH | 9,000 | 49736390 |
| 649684 | Nov 21, 2007 | Nov 21, 2007 | Barnes Oil & Gas LLC | Damon Pennington W Unit #1HH | 8,200 | 49736389 |
| 649616 | Nov 21, 2007 | Nov 21, 2007 | Burlington Resources O & G Co LP | C. W. "B" #24D | 9,000 | 49736392 |
| 649616Amendment | Nov 21, 2007 | Nov 21, 2007 | Burlington Resources O & G Co LP | C. W. "B" #24D | 9,000 | 49736392 |
| 649621 | Nov 20, 2007 | Nov 20, 2007 | Richey, Ray Management Co., Inc. | Crawford, C. E. #3 | 5,900 | 49736388 |
| 649510 | Nov 16, 2007 | Nov 16, 2007 | Denbury Onshore, LLC | Trwd #B 5H | 7,200 | 49736386 |
| 649230 | Nov 15, 2007 | Nov 15, 2007 | Richey, Ray Management Co., Inc. | Crawford, C E #2 | 5,850 | 49736387 |
| 648119 | Nov 14, 2007 | Nov 14, 2007 | Williams Prod. Gulf Coast, L.P. | Klement #2HH | 7,810 | 49736384 |
| 646070 | Nov 13, 2007 | Nov 13, 2007 | Devon Energy Production Co, L.P. | Sewell "B"-Currie(sa) #1 HH | 9,000 | 49736350 |