Clarke, Arthur Haddleton, 1926- <br/><br/>
Polymorphism in marine mollusks and biome development / 
Arthur H. Clarke 
 - Washington :  Smithsonian Institution Press,  1978 
 - iii, 14 p. :  ill. ;  26 cm. 
 - Smithsonian contributions to zoology  274. .
<br/><br/>Bibliography: p. 13-14. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mollusks--Arctic regions.<br/>Mollusks--Tropics.<br/>Polymorphism (Zoology).<br/>Animal societies.<br/>Marine ecology.