| 620627 | Jun 13, 2006 | Jun 13, 2006 | Latigo Petroleum Texas, LP | Mopac #6 | 6,500 | 38932423 |
| 620627Amendment | Jun 13, 2006 | Jun 13, 2006 | Latigo Petroleum Texas, LP | Mopac #6 | 8,000 | 38932423 |
| 620627Amendment | Jun 13, 2006 | Jun 13, 2006 | Latigo Petroleum Texas, LP | Mopac #6 | 8,000 | 38932423 |
| 620627Amendment | Jun 13, 2006 | Jun 13, 2006 | Latigo Petroleum Texas, LP | Mopac #6 | 8,000 | 38932423 |
| 618591 | May 11, 2006 | May 11, 2006 | Latigo Petroleum Texas, LP | Collie "A" #4 | 6,500 | 38932417 |
| 618591Amendment | May 11, 2006 | May 11, 2006 | Latigo Petroleum Texas, LP | Collie "A" #4 | 8,000 | 38932417 |
| 617434 | Apr 18, 2006 | Apr 18, 2006 | Latigo Petroleum Texas, LP | Collie "B" #10 | 6,500 | 38932411 |
| 616343 | Mar 29, 2006 | Mar 29, 2006 | Latigo Petroleum Texas, LP | Travis #2 | 6,500 | 38932410 |
| 616342 | Mar 28, 2006 | Mar 28, 2006 | Latigo Petroleum Texas, LP | Luckie Baptist #2 | 6,500 | 38932409 |
| 616342Amendment | Mar 28, 2006 | Mar 28, 2006 | Latigo Petroleum Texas, LP | Luckie Baptist #2 | 8,000 | 38932409 |
| 616342Amendment | Mar 28, 2006 | Mar 28, 2006 | Latigo Petroleum Texas, LP | Luckie Baptist #2 | 8,500 | 38932409 |
| 615439 | Mar 15, 2006 | Mar 15, 2006 | Latigo Petroleum Texas, LP | Matthews Camp "A" #9 | 5,500 | 38932406 |
| 615439Amendment | Mar 15, 2006 | Mar 15, 2006 | Latigo Petroleum Texas, LP | Matthews Camp "A" #9 | 6,500 | 38932406 |
| 615439Amendment | Mar 15, 2006 | Mar 15, 2006 | Latigo Petroleum Texas, LP | Matthews Camp "A" #9 | 8,000 | 38932406 |
| 613168 | Jan 30, 2006 | Jan 30, 2006 | Latigo Petroleum Texas, LP | Collie "B" #9 | 6,500 | 38932403 |
| 613149 | Jan 27, 2006 | Jan 27, 2006 | Latigo Petroleum Texas, LP | Baptist Foundation #2 | 6,500 | 38932402 |
| 613149Amendment | Jan 27, 2006 | Jan 27, 2006 | Latigo Petroleum Texas, LP | Baptist Foundation #2 | 8,000 | 38932402 |
| 613141 | Jan 27, 2006 | Jan 27, 2006 | Latigo Petroleum Texas, LP | Lee #2 | 6,500 | 38932401 |
| 610970 | Dec 16, 2005 | Dec 16, 2005 | Latigo Petroleum Texas, LP | State, J. C. '12' #2 | 5,500 | 38932394 |
| 610933 | Dec 15, 2005 | Dec 15, 2005 | Latigo Petroleum Texas, LP | Blake #2 | 5,500 | 38932393 |
| 610933Amendment | Dec 15, 2005 | Dec 15, 2005 | Latigo Petroleum Texas, LP | Blake #2 | 6,500 | 38932393 |
| 609995 | Nov 29, 2005 | Nov 29, 2005 | Latigo Petroleum Texas, LP | Blake #3 | 5,500 | 38932389 |
| 609995Amendment | Nov 29, 2005 | Nov 29, 2005 | Latigo Petroleum Texas, LP | Blake #3 | 5,500 | 38932389 |
| 608156 | Oct 20, 2005 | Oct 20, 2005 | Latigo Petroleum Texas, LP | Collie "A" #3 | 5,500 | 38932387 |
| 608154 | Oct 20, 2005 | Oct 20, 2005 | Latigo Petroleum Texas, LP | Blake #1 | 5,500 | 38932386 |
| 608120 | Oct 20, 2005 | Oct 20, 2005 | Latigo Petroleum Texas, LP | Keasler, T. F. #1 | 6,500 | 38932385 |
| 607726 | Oct 13, 2005 | Oct 13, 2005 | Latigo Petroleum Texas, LP | Collie -B- #12 | 5,500 | 38932381 |
| 607726Amendment | Oct 13, 2005 | Oct 13, 2005 | Latigo Petroleum Texas, LP | Collie -B- #8 | 5,500 | 38932381 |
| 607721 | Oct 13, 2005 | Oct 13, 2005 | Latigo Petroleum Texas, LP | Collie "A" #2 | 5,500 | 38932382 |
| 604403 | Sep 13, 2005 | Sep 13, 2005 | Latigo Petroleum Texas, LP | Perkins -F- #21 | 5,500 | 38932375 |
| 604404 | Aug 8, 2005 | Aug 8, 2005 | Latigo Petroleum Texas, LP | Perkins -F- #22 | 5,500 | 38932376 |
| 604404Amendment | Aug 8, 2005 | Aug 8, 2005 | Latigo Petroleum Texas, LP | Perkins -F- #22 | 5,500 | 38932376 |
| 604402 | Aug 5, 2005 | Aug 5, 2005 | Latigo Petroleum Texas, LP | Layden -A- #26 | 5,500 | 38932374 |
| 604406 | Aug 4, 2005 | Aug 4, 2005 | Latigo Petroleum Texas, LP | Perkins -F- #23 | 5,500 | 38932377 |
| 604406Amendment | Aug 4, 2005 | Aug 4, 2005 | Latigo Petroleum Texas, LP | Blackwell #2 | 5,500 | 38932377 |
| 602078 | Jun 15, 2005 | Jun 15, 2005 | Latigo Petroleum Texas, LP | Matthews Camp -A- #2 | 6,000 | 38931248 |
| 600233 | Jun 8, 2005 | Jun 8, 2005 | Latigo Petroleum Texas, LP | Matthews Camp 'A' #8 | 5,500 | 38932362 |
| 601509 | Jun 6, 2005 | Jun 6, 2005 | Latigo Petroleum Texas, LP | Perkins-F- #4 | 5,500 | 38931309 |
| 600232 | May 19, 2005 | May 19, 2005 | Latigo Petroleum Texas, LP | J. C. State '12' #1 | 5,500 | 38932366 |
| 560298 | Apr 11, 2005 | Apr 11, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #10 | 5,500 | 38932352 |
| 556925 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden "A" #14 | 5,500 | 38932344 |
| 556925Amendment | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden "A" #14 | 5,500 | 38932344 |
| 556924 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden 'A' #13 | 5,500 | 38932345 |
| 556923 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden "A" #12 | 5,500 | 38932346 |
| 556922 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden "A" #11 | 5,500 | 38932347 |
| 556920 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Layden "A" #10 | 5,500 | 38932348 |
| 556919 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #13 | 5,500 | 38932339 |
| 556919Amendment | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #13 | 5,500 | 38932339 |
| 556918 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #12 | 5,500 | 38932340 |
| 556918Amendment | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #12 | 5,500 | 38932340 |
| 556917 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #11 | 5,500 | 38932341 |
| 556916 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #10 | 5,500 | 38932342 |
| 556915 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #9 | 5,500 | 38932343 |
| 556914 | Jan 31, 2005 | Jan 31, 2005 | Latigo Petroleum Texas, LP | Perkins "F" #8 | 5,500 | 38932338 |
| 550012 | Aug 27, 2004 | Aug 27, 2004 | Latigo Petroleum Texas, LP | Layden "A" #9 | 5,500 | 38932318 |
| 550010 | Aug 27, 2004 | Aug 27, 2004 | Latigo Petroleum Texas, LP | Layden "A" #8 | 5,500 | 38932317 |
| 550009 | Aug 27, 2004 | Aug 27, 2004 | Latigo Petroleum Texas, LP | Layden "A" #7 | 5,500 | 38932316 |
| 550008 | Aug 27, 2004 | Aug 27, 2004 | Latigo Petroleum Texas, LP | Perkins "F" #7 | 5,500 | 38932315 |
| 550007 | Aug 27, 2004 | Aug 27, 2004 | Latigo Petroleum Texas, LP | Perkins "F" #6 | 5,500 | 38932314 |
| 539970Amendment | Jan 5, 2004 | Jan 5, 2004 | Latigo Petroleum Texas, LP | Perkins "F" #5 | 5,100 | 38932289 |