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Possible Nautiloid Cephalopod

Pr0teusUnbound

GPO
Registered
Joined
Nov 6, 2012
Messages
128
#1
i was cracking open one of my rocks from the Huron River and i think i uncovered a nautiloid. its a solid brown inclusion under an inch long that appears breviconic, endogastrically curved and appears to have a small siphuncle in cross section. does this sconfiguration sound familiar to anyone?

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