Studies of Evolution in the Genus Spirifer
By Fenton, Carroll L.
Pp. x, 436; 50 full page plates (photos and line-drawings). Original printed tan wrappers, 8vo. Publications of the Wagner Free Institute of Science, volume II. Spirifer is a genus of marine brachiopods belonging to the order Spiriferida and family Spiriferidae. Species belonging to the genus occurred from the Middle Ordovician (Sandbian) through to the Middle Permian (Wordian). They were stationary epifaunal suspension feeders (after Wiki). From the research library of paleontologist Arthur K. Miller with his signature on the front wrapper.
|Publisher||Wagner Free Institute of Science|
|Date Published Estimated||No|
|Number of Volumes||1|
|Condition Description||Small bump and light wear at the base of the spine, some light soiling to the other wrappers, the text is bright, clean, and used; a very good copy.|