| 000 | 00326 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aCooper, G.A., Grant, R.E. | |
| 245 | 1 | _aPermian brachiopods of West Texas, IV | |
| 260 |
_aWashington _c1976 |
||
| 300 | _a1924-2607 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aMithsonian Contributions to Paleobiology. No. 21 | ||
| 901 | _aS52643 | ||
| 999 |
_c110466 _d110466 |
||