Pawson, David L. (David Leo), 1938- <br/><br/>
Systematics and ecology of the sea urchin genus Centrostephanus (Echinodermata:Echinoidea) from the Atlantic and eastern Pacific oceans 

 - Washington  Smithsonian Institution Press  1983 
 - iii, 15 p.  il. ; 26 cm. 
 - Smithsonian contributions to the marine sciences .
<br/><br/> Bibliografía: p. 14-15 
<br/><br/><label>Subjects--Topical Terms: </label><br/>OCEANO PACIFICO<br/>SISTEMATICA<br/>ECHINOIDEA<br/>OCEANO ATLANTICO<br/>ECOLOGIA VEGETAL