Subject ASC0001zdf

The Quarterly journal of the Geological Society of London.
v.46 (1890), Page 600 (1890)
Smithsonian Libraries
BHL Page 36502599

Keywords

trace fossils trails coastal Maine geology fossil invertebrate animals: rocks trace fossil arthropods protichnite trail crab impressions Protichnite - like Limulus Polyphemus Invertebrate animals in paleozoic rocks Climactichnite - like Trails of Modern Coast of Maine

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