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avancna — Nostoceras species

Published: 2008-02-03 07:04:39 +0000 UTC; Views: 2564; Favourites: 36; Downloads: 0
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Description Various species of the heteromorph ammonite, Nostoceras, from what is now the Midwestern United States, during the late Cretaceous.
Including, from upper left corner, N. colubriformis, N. stantoni, and N. crassum (bottom)

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Comments: 2

Cerberus-Chaos [2023-03-13 22:38:33 +0000 UTC]

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TitanoRex [2012-07-20 23:51:53 +0000 UTC]

wow you can get away shape when your a benthic burrower or a free floating drifter huh XD

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