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Nostoceras is an
extinct genus of ammonites. The
etymology of the name
Nostoceras comes from "nostos"
meaning return and "ceros"
meaning horn,[citation...
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nebrascense (M**** and Hayden, 1856)
Heteroceras simplicostatum Whitfield, 1902
Nostoceras (Didymoceras)
nebrascense (M**** and Hayden, 1856)
Turrilites nebrascensis...
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anything else. Some
forms combined different coiling modes. For example,
Nostoceras started off with a
helix like a Turrilites, but had a
planar hook hanging...
- encomp****es six
ammonite biozones. They are, from
young to old: zone of
Nostoceras hyatti zone of
Didymoceras chayennense zone of
Bostrychoceras polyplo****...
- Xiphactinus, and the
larger Xiphactinus cannibalizing the
smaller ones.
Nostoceras hatchlings are at the
mercy of tides, with some
escaping while the others...
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Nostoceratidae Temporal range: Late
Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N
Nostoceras sp.
Scientific classification Domain:
Eukaryota Kingdom:
Animalia Phylum:...
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binodosum D.
clardyi Nostoceras N. (
Nostoceras)
danei N. (
Nostoceras)
monotuberculatum N. (
Nostoceras)
plerucostatum N. (
Nostoceras)
pulcher Oxybeloceras...
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Related genera include Anaklinoceras, Bostrychoceras, Didymoceras, and
Nostoceras. Sepkoski, Jack (2002). "Sepkoski's
Online Genus Database". Retrieved...
- form †
Nostoceras †
Nostoceras approximans †
Nostoceras archiacianum †
Nostoceras arkansanum †
Nostoceras colubriformis †
Nostoceras helicinus †
Nostoceras hyatti...
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Bostrychoceras begins as a
tightly wound helical spire, like that of
Nostoceras, from
which hangs a U- or J-shaped body chamber, at
least in the adult...
