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The ecology of nostoceratids is the subject of continued speculation, as the bizarrely coiled shells have no streamlining, strongly suggesting that the living animals had extraordinarily poor swimming ability, if any ability at all. As such, experts and ammonite enthusiasts presume that the
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nostoceratids either floated passively in the water column, or were bottom-dwellers that may or may not have crawled on the seafloor.
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418:. The nostoceratids are famous for the bizarre coiling of their shells. Many genera, such as
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Scientific report on the functional morphology of
Cretaceous heteromorph ammonites
526:(Ammonoidea, Nostoceratidae) from the Coniacian in the Northwestern Pacific Realm"
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The nostoceratids, as with most other
Cretaceous ammonites, perished during the
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Daisuke Aiba; Tomoki
Karasawa; Tetsuro Iwasaki (2020-12-30).
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found throughout the oceans of the world during the Late
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456:-like curve around the juvenile coils as in
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564:"Paleobiology Database – Nostoceratidae"
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501:Cretaceous–Paleogene extinction event
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738:. You can help Knowledge (XXG) by
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805:Late Cretaceous first appearances
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16:Extinct family of ammonites
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810:Maastrichtian extinctions
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530:Paleontological Research
734:-related article is a
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795:Cretaceous ammonites
790:Ammonitida families
522:"A New Species of
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598:Taxon identifiers
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630:Wikispecies
536:(1): 1–10.
409:heteromorph
386: [
334:Jouaniceras
306:Didymoceras
256:Hyatt, 1894
236:Hyatt, 1894
167:Cephalopoda
779:Categories
732:Ammonitida
569:2014-05-28
507:References
489:Nipponites
416:Cretaceous
362:Nostoceras
355:Nipponites
292:Axonoceras
251:Nostoceras
243:Type genus
199:Suborder:
193:Ammonitida
180:Ammonoidea
173:Subclass:
111:Nostoceras
621:Q16747533
550:229723571
524:Yezoceras
466:Yezoceras
458:Ainoceras
427:Ainoceras
421:Yezoceras
412:ammonites
383:Yezoceras
271:Ainoceras
143:Kingdom:
137:Eukaryota
615:Wikidata
225:Family:
157:Mollusca
153:Phylum:
147:Animalia
133:Domain:
689:4955383
663:3245896
262:Genera
186:Order:
163:Class:
676:100775
548:
405:family
730:This
702:95937
671:IRMNG
650:626GH
546:S2CID
454:oxbow
390:]
736:stub
658:GBIF
460:and
442:and
35:PreꞒ
645:CoL
538:doi
407:of
113:sp.
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229:†
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177:†
90:N
80:K
75:J
70:T
65:P
60:C
55:D
50:S
45:O
40:Ꞓ
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