| 449562 | Jun 24, 1996 | Jun 24, 1996 | Texlark Exploration Company, Inc | Wilson | Kevin Unit #1H | 5,500 | 49332442 |
| 425240 | Jun 28, 1994 | Jun 28, 1994 | Texlark Exploration Company, Inc | Wilson | Carroll, John Trustee #1 | 6,700 | 49332400 |
| 413692 | Jul 9, 1993 | Jul 9, 1993 | Texlark Exploration Company, Inc | Wilson | Psencik Unit #1 | 5,400 | 49332383 |
| 413692Amendment | Jul 9, 1993 | Jul 9, 1993 | Texlark Exploration Company, Inc | Wilson | Psencik Unit #1 | 5,400 | 49332383 |
| 413692Amendment | Jul 9, 1993 | Jul 9, 1993 | Texlark Exploration Company, Inc | Wilson | Psencik Unit #1 | 5,400 | 49332383 |
| 413692Amendment | Jul 9, 1993 | Jul 9, 1993 | Texlark Exploration Company, Inc | Wilson | Psencik Unit #1 | 4,865 | 49332383 |
| 407644 | Dec 23, 1992 | Dec 23, 1992 | Texlark Exploration Company, Inc | Hockley | Mavis Pearl No. 1 #1 | 7,800 | 21935945 |
| 402753 | Sep 4, 1992 | Sep 4, 1992 | Texlark Exploration Company, Inc | Wilson | Thoms D #5 | 7,900 | 49332363 |
| 401627 | Aug 3, 1992 | Aug 3, 1992 | Texlark Exploration Company, Inc | Wilson | Prosper Labus #1 | 8,000 | 49332362 |
| 399782 | Jun 4, 1992 | Jun 4, 1992 | Texlark Exploration Company, Inc | Wilson | Thoms A #2 | 7,800 | 49332190 |
| 399250 | May 15, 1992 | May 15, 1992 | Texlark Exploration Company, Inc | Hockley | Newell #1 | 7,700 | 21933869 |
| 396680 | Mar 3, 1992 | Mar 3, 1992 | Texlark Exploration Company, Inc | Wilson | Thoms #4 | 7,900 | 49332331 |
| 380143 | Oct 25, 1990 | Oct 25, 1990 | Texlark Exploration Company, Inc | Wilson | Urbanczyk #1 | 8,000 | 49332248 |
| 380143Amendment | Oct 25, 1990 | Oct 25, 1990 | Texlark Exploration Company, Inc | Wilson | Urbanczyk #1 | 8,000 | 49332248 |
| 375045 | Jun 29, 1990 | Jun 29, 1990 | Texlark Exploration Company, Inc | Wilson | Dugi Unit #1 | 7,500 | 49332220 |
| 370787 | Mar 15, 1990 | Mar 15, 1990 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II #6 | 6,700 | 49332204 |
| 367771 | Dec 20, 1989 | Dec 20, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms McLp A #2 | 8,000 | 49332189 |
| 367771Amendment | Dec 20, 1989 | Dec 20, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms B #3 | 8,000 | 49332189 |
| 367765 | Dec 20, 1989 | Dec 20, 1989 | Texlark Exploration Company, Inc | Wilson | Labus McLp C #1 | 8,200 | 49332187 |
| 367762 | Dec 20, 1989 | Dec 20, 1989 | Texlark Exploration Company, Inc | Wilson | Labus McLp D #2 | 8,200 | 49332188 |
| 367762Amendment | Dec 20, 1989 | Dec 20, 1989 | Texlark Exploration Company, Inc | Wilson | Labus #1 | 8,200 | 49332188 |
| 367767 | Dec 19, 1989 | Dec 19, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms McLp B #3 | 7,800 | 49332190 |
| 367767Amendment | Dec 19, 1989 | Dec 19, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms #2 | 7,800 | 49332190 |
| 367767Amendment | Dec 19, 1989 | Dec 19, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms A #2 | 7,800 | 49332190 |
| 366825 | Nov 29, 1989 | Nov 29, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms #1 | 8,000 | 49332183 |
| 366825Amendment | Nov 29, 1989 | Nov 29, 1989 | Texlark Exploration Company, Inc | Wilson | Thoms #1 | 8,000 | 49332183 |
| 359758 | May 31, 1989 | May 31, 1989 | Texlark Exploration Company, Inc | Wilson | Preiss, E. A. #2 | 6,600 | 49332141 |
| 359758Amendment | May 31, 1989 | May 31, 1989 | Texlark Exploration Company, Inc | Wilson | Preiss, E. A. #2 | 6,600 | 49332141 |
| 355366 | Jan 23, 1989 | Jan 23, 1989 | Texlark Exploration Company, Inc | Wilson | Moczygemba #1 | 7,600 | 49332113 |
| 352503 | Oct 24, 1988 | Oct 24, 1988 | Texlark Exploration Company, Inc | Wilson | Doege, Felix #1 | 6,600 | 49332102 |
| 349991 | Aug 10, 1988 | Aug 10, 1988 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II "D" #5 | 6,700 | 49332092 |
| 349991Amendment | Aug 10, 1988 | Aug 10, 1988 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II "D" #5 | 6,700 | 49332092 |
| 346783 | May 24, 1988 | May 24, 1988 | Texlark Exploration Company, Inc | Wilson | Kotara, Benjamin T. #1 | 6,600 | 49332076 |
| 346783Amendment | May 24, 1988 | May 24, 1988 | Texlark Exploration Company, Inc | Wilson | Kotara, Benjamin T. #1 | 6,600 | 49332076 |
| 343277 | Mar 9, 1988 | Mar 9, 1988 | Texlark Exploration Company, Inc | Wilson | Hosek, Wm. I. #1 | 6,700 | 49332059 |
| 338337 | Nov 6, 1987 | Nov 6, 1987 | Texlark Exploration Company, Inc | Wilson | Copeland, W. E. "C" Est. #4 | 7,000 | 49332041 |
| 336099 | Sep 21, 1987 | Sep 21, 1987 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II "C" #4 | 6,900 | 49332022 |
| 328535 | Apr 30, 1987 | Apr 30, 1987 | Texlark Exploration Company, Inc | Wilson | LDB Unit #1 | 7,600 | 49331985 |
| 324057 | Dec 17, 1986 | Dec 17, 1986 | Texlark Exploration Company, Inc | Wilson | Est. of Copeland, W. E. "B" #3 | 6,800 | 49331965 |
| 304979 | Aug 7, 1986 | Aug 7, 1986 | Texlark Exploration Company, Inc | Wilson | Titzman #1 | 7,500 | 49331938 |
| 295728 | Jan 20, 1986 | Jan 20, 1986 | Texlark Exploration Company, Inc | Wilson | Byrd, K. W. "A" #2 | 7,000 | 49331858 |
| 324059 | Dec 17, 1985 | Dec 17, 1985 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II "B" #3 | 6,500 | 49331964 |
| 287995 | Oct 21, 1985 | Oct 21, 1985 | Texlark Exploration Company, Inc | Wilson | Kotzur, Edmund #1 | 7,000 | 49331819 |
| 283332 | Aug 26, 1985 | Aug 26, 1985 | Texlark Exploration Company, Inc | Wilson | Bluebonnet #1 | 7,000 | 49331779 |
| 279429 | Jul 3, 1985 | Jul 3, 1985 | Texlark Exploration Company, Inc | Wilson | Byrd, K. W. #1 | 7,000 | 49331750 |
| 270630 | Mar 26, 1985 | Mar 26, 1985 | Texlark Exploration Company, Inc | Wilson | Muenster, Victor #1 | 7,000 | 49331696 |
| 269512 | Mar 15, 1985 | Mar 15, 1985 | Texlark Exploration Company, Inc | Wilson | Casares, Albert & Eddie #2 | 7,000 | 49331692 |
| 263978 | Jan 11, 1985 | Jan 11, 1985 | Texlark Exploration Company, Inc | Wilson | Chandler, E. H. #1 | 7,500 | 49331668 |
| 260475 | Dec 10, 1984 | Dec 10, 1984 | Texlark Exploration Company, Inc | Wilson | Estate of W. E. Copeland #2 | 7,000 | 49331657 |
| 253367 | Oct 2, 1984 | Oct 2, 1984 | Texlark Exploration Company, Inc | Wilson | Casares, Albert & Eddie #1 | 7,000 | 49331626 |
| 253366 | Oct 2, 1984 | Oct 2, 1984 | Texlark Exploration Company, Inc | Wilson | Preiss, Elmer A. #1 | 7,000 | 49331625 |
| 248411 | Aug 15, 1984 | Aug 15, 1984 | Texlark Exploration Company, Inc | Wilson | Estate Copeland, W. E. #1 | 6,800 | 49331600 |
| 241100 | Jun 5, 1984 | Jun 5, 1984 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R. L. II "A" #2 | 6,600 | 49331580 |
| 195294 | May 17, 1983 | May 17, 1983 | Texlark Exploration Company, Inc | Wilson | Eschenburg, R.L. II et Al #1 | 6,470 | 49331261 |
| 183213 | Dec 31, 1982 | Dec 31, 1982 | Texlark Exploration Company, Inc | Runnels | Tickle, E. T. & A. J. #1 | 4,534 | 39932668 |
| 175811 | Oct 28, 1982 | Oct 28, 1982 | Texlark Exploration Company, Inc | Wilson | Ellinghausen Unit #1 | 6,700 | 49331168 |
| 156508 | Apr 12, 1982 | Apr 12, 1982 | Texlark Exploration Company, Inc | Runnels | Jennings, T. E. & L. L. #2 | 4,480 | 39932420 |
| 161027 | Mar 16, 1982 | Mar 16, 1982 | Texlark Exploration Company, Inc | Wilson | Stavinoha, V. #1 | 6,391 | 49331075 |
| 148982 | Jan 27, 1982 | Jan 27, 1982 | Texlark Exploration Company, Inc | Runnels | Hoelscher, Andrews #1 | 4,600 | 39932340 |
| 143103 | Dec 8, 1981 | Dec 8, 1981 | Texlark Exploration Company, Inc | Runnels | Ocker, David #1A | 4,480 | 39932265 |
| 140332 | Nov 12, 1981 | Nov 12, 1981 | Texlark Exploration Company, Inc | Wilson | Bundrick, D. #1 | 6,650 | 49331122 |
| 139787 | Nov 6, 1981 | Nov 6, 1981 | Texlark Exploration Company, Inc | Wilson | Dziuk, G. #1 | 6,743 | 49331018 |
| 133821 | Sep 21, 1981 | Sep 21, 1981 | Texlark Exploration Company, Inc | Runnels | Gottschalk, Edward #1 | 4,393 | 39932167 |
| 127543 | Jul 29, 1981 | Jul 29, 1981 | Texlark Exploration Company, Inc | Runnels | Ocker, David #1 | 4,400 | 39932096 |
| 114955 | Apr 13, 1981 | Apr 13, 1981 | Texlark Exploration Company, Inc | Runnels | Jennings, T.E. & Jennings, L.L. #1 | 5,000 | 39931985 |
| 104526 | Dec 31, 1980 | Dec 31, 1980 | Texlark Exploration Company, Inc | Runnels | Carlton, Leland #1 | 5,000 | 39931876 |