Page:Walcott Cambrian Geology and Paleontology I.djvu/13

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ILLUSTRATIONS

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10.	Paradoxides sp.	255
11.	Paradoxides sp.	255
12.	Olenellus (Holmia) bröggeri Shimer	255
13.	Paradoxides harlani	255
14.	Nevadia wecksi	257
15.	Nevadia wecksi	257
16.	Mesonacis mickwitzi	263
17.	Mesonacis mickwitzi	263