Kier, Porter M. <br/><br/>
The echinoids of the Middle Eocene Warley Hill formation, Santee limestone, and Castle Hayne limestone of North and South Carolina / 
Porter M. Kier 
 - City of Washington :  Smithsonian Institution Press,  1980 
 - 102 p. :  ill. ;  26 cm. 
 - Smithsonian contributions to paleobiology ;  no.39 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sea urchins, Fossil<br/>Paleontology--Eocene<br/>Paleontology--North Carolina<br/>Paleontology--South Carolina