Genus: Humboldtites Silberling & Nichols, 1982 † (DB: 1 SP, 0 IMG)
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Genus: Megaphyllites Mojsisovics , 1879 † (DB: 13 SP, 1 IMG)
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Genus: Nitanoceras McLearn , 1937 † (DB: 2 SP, 0 IMG)
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6572000015
Nitanoceras
selwyni
(FOSSIL)
(McLearn, 1930 †)
Canada, British Columbia, Northern Rockies
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