Cooper, G. Arthur <br/><br/>
Permian brachiopods of West Texas / 
G. Arthur Cooper and Richard E. Grant 
 - Washington :  Smithsonian Institution Press,  1972-77 
 - 1923 - 2285 p. :  ill. ;  26 cm. 
 - Smithsonian contributions to paleobiology ;  no. 14-15,19,21,24,32 .
 - Smithsonian Institution.  Smithsonian contributions to paleobiology ;  no. 14, [etc.]. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Brachiopoda, Fossil--Texas<br/>Paleontology--Permian<br/>Paleontology--Texas, West
<br/><br/><label>Dewey Class. No.: </label>564.809764