Page:Walcott Cambrian Geology and Paleontology II.djvu/311

This page has been proofread, but needs to be validated.

SMITHSONIAN MISCELLANEOUS COLLECTIONS

VOL. 57, NO. 6, PL. 29

MIDDLE CAMBRIAN CRUSTACEANS

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Walcott_Cambrian_Geology_and_Paleontology_II.djvu/311&oldid=8778320"