Read Online Bulletins of American Paleontology, Vol. 9: March, 1921-June, 1922 (Classic Reprint) - Unknown file in ePub Online

Read Online Bulletins of American Paleontology, Vol. 9: March, 1921-June, 1922 (Classic Reprint) - Unknown | PDF

Excerpt from Bulletins of American Paleontology, Vol. 9: March, 1921-June, 1922Shell small, biconic, whorls eight, three embryonic and smooth, the fourth with strong longitudinal ribs, which continue over the other whorls, dying down some on the body whorl. Spiral striae numerous, and impressed, a strong double band bor dering the suture, aperture narrow, smooth within.

Title : Bulletins of American Paleontology, Vol. 9: March, 1921-June, 1922 (Classic Reprint)
Author : Unknown
Language : en
Rating :
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Type : PDF, ePub, Kindle
Uploaded : Apr 07, 2021

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