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has an evolute shell with quadrate-rounded or depressed whorls that have two rows of tubercles, the outer near the middle of the whorl sides. The outer row soon fades in many species. Some species are also ribbed. The venter, or outer rim, is generally wide and broadly arched.
409:), with a fairly broad distribution. Fossils have been found in Italy, Chile, Spain, Algeria, Antarctica, Argentina, Ethiopia, France, Germany, Hungary, India, Iran, Madagascar, Portugal, Romania, Russia, Somalia, Switzerland, the United Kingdom, United States and Canada.
606:
539:
Arkell, et al.,1957. Mesozoic
Ammonoidea; Treatise on Invertebrate Paleontology, Part L (Ammonoidea). Geol Soc of America and Univ Kansas Press. p. L338-339.
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462:"A compendium of fossil marine animal genera (Cephalopoda entry)"
285:
in which it is included. It is considered related to genera like
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is an extinct ammonoid cephalopod genus belonging to the family
546:
688:
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273:, named by Zittel, 1868, is the type genus for the
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667:
651:6A5FC813-3774-BD10-FD72-FA8BC5D3FC11
506:
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764:Early Cretaceous genus extinctions
687:. You can help Knowledge (XXG) by
466:Bulletins of American Paleontology
14:
671:
131:
1:
759:Oxfordian first appearances
493:Mikko's Phylogeny Archive:
810:
754:Ammonites of South America
666:
16:Genus of molluscs (fossil)
431:, possibly its ancestor.
377:Aspidoceras supraspinosum
128:Scientific classification
126:
110:
101:
23:
789:Paleozoic life of Quebec
393:mainly lived during the
363:Aspidoceras catalaunicum
472:: 1–560. Archived from
460:Sepkoski, Jack (2002).
441:List of ammonite genera
683:-related article is a
113:Aspidoceras acanthicum
633:Paleobiology Database
511:Paleobiology Database
370:Aspidoceras somalicum
749:Cretaceous ammonites
356:Aspidoceras argobbae
32:Oxfordian–Berriasian
769:Jurassic Argentina
744:Jurassic ammonites
522:Crioceratites.free
734:Ammonitida genera
696:
695:
661:
660:
620:Open Tree of Life
549:Taxon identifiers
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794:Ammonitina stubs
784:Cretaceous Spain
779:Cretaceous Chile
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111:Fossil shell of
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29:Temporal range:
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739:Aspidoceratidae
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534:Further reading
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324:Oligopsychopsis
283:Aspidoceratinae
279:Aspidoceratidae
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260:Aspidoceratidae
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227:Aspidoceratinae
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342:Simaspidoceras
294:Cubaspidoceras
288:Chinamecaceras
281:and subfamily
275:persphictacian
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476:on 2016-02-25
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428:Euaspidoceras
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395:Late Jurassic
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386:Fossil record
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318:Neaspidoceras
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300:Euaspidoceras
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246:Zidttel, 1868
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689:expanding it
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478:. Retrieved
474:the original
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112:
24:
18:
557:Aspidoceras
525:(in French)
423:Aspidoceras
418:Aspidoceras
413:Description
391:Aspidoceras
379:Dacque 1905
372:Dacque 1905
365:Loriol 1872
358:Dacque 1905
271:Aspidoceras
255:Aspidoceras
241:Aspidoceras
220:Subfamily:
175:Cephalopoda
25:Aspidoceras
728:Categories
681:Ammonitina
495:Ammonitida
480:2017-10-18
447:References
407:Berriasian
403:Cretaceous
336:Schaireria
201:Ammonitida
188:Ammonoidea
181:Subclass:
121:Madagascar
399:Oxfordian
151:Kingdom:
145:Eukaryota
566:Wikidata
435:See also
401:) until
266:Taxonomy
207:Family:
165:Mollusca
161:Phylum:
155:Animalia
141:Domain:
117:Jurassic
625:2873945
612:1259787
599:4626728
572:Q592850
277:family
233:Genus:
194:Order:
171:Class:
679:This
646:Plazi
638:14584
607:IRMNG
115:from
685:stub
594:GBIF
586:343V
339:and
37:PreꞒ
581:CoL
470:363
119:of
730::
648::
635::
622::
609::
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501:^
468:.
464:.
368:†
354:†
345:.
333:,
327:,
321:,
315:,
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303:,
297:,
291:,
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87:Pg
716:e
709:t
702:v
691:.
483:.
405:(
397:(
375:†
361:†
237:†
224:†
211:†
198:†
185:†
92:N
82:K
77:J
72:T
67:P
62:C
57:D
52:S
47:O
42:Ꞓ
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