Phelan, Thomas Francis, 1921-  Phelan, Thomas Francis, 1921- <br/><br/>
A field guide to the Cidaroid echinoids of the northwestern Atlantic Ocean, Gulf of Mexico, and the Caribbean Sea 
[by] Thomas Phelan. 
 - Washington,  Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]  1970. 
 - Smithsonian contributions to zoology ;  no. 40 .
<br/><br/>Bibliography: p. 22. 
<br/><br/><label>ISBN: </label> 1.25 (paper cover) 
<br/><br/><label>LCCN: </label>75606324 //r892 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cidaroida.<br/>Sea urchins -- North Atlantic Ocean.--Sea urchins -- North Atlantic Ocean.<br/>Sea urchins -- Mexico, Gulf of.--Sea urchins -- Mexico, Gulf of.<br/>Sea urchins -- Caribbean Sea.--Sea urchins -- Caribbean Sea.
<br/><br/><label>LC Class. No.: </label>QL1  / .S54 no. 40 
<br/><br/><label>Dewey Class. No.: </label>591/.08 s