Jay Gould, Stephe <br/><br/>
Bulletin of the Museum of Comparative Zoology: An Evolutionary Microcosm: Pleistocene and Recent History of the Land Snail P. (Poecilozonites) in Bermuda, Vol.138 No.7 (1969) 

 - Cambridge,  Harvard University,  1969, 
 - 407-528p.  23cm 
 - Bulletin of the Museum of Comparative Zoology  ; Vol.138 No.7 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Museum of Comparative Zoology