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is a family of orthoceroid cephalopods known from the late Early
Ordovician in eastern North America (New York and Quebec) and Great Britain, included in the order Dissidocerida. The family was named by Evans, 2005, and contains three genera:
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Stephen C. Hook and
Rousseau H Flower, 1977. Late Canadian (Zones J,K) Cephalopod Faunas from Southwestern United States. New Mexico Bureau of Mines & Mineral Resources Memoir 32.
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D. H. Evans. 2005. The Lower and Middle
Ordovician cephalopod faunas of England and Wales. Monograph of the Palaeontographical Society 623:1-81
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405:Early Ordovician first appearances
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400:Prehistoric cephalopod families
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415:Prehistoric cephalopod stubs
410:Early Ordovician extinctions
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42:Scientific classification
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196:along with genera like
344:-related article is a
217:Paleobiology Database
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185:is based on the genus
27:Temporal range: L
16:Family of molluscs
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340:This prehistoric
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294:Open Tree of Life
236:Taxon identifiers
183:Rangeroceratidae
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244:Rangeroceratidae
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219:Rangeroceratidae
177:Cyclorageroceras
159:Rangeroceratidae
148:Cyclorageroceras
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115:Rangeroceratidae
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24:Rangeroceratidae
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350:expanding it
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395:Orthocerida
119:Evans, 2005
89:Cephalopoda
389:Categories
342:cephalopod
212:References
29:Ordovician
65:Kingdom:
59:Eukaryota
33:Cassinian
259:Q7292786
253:Wikidata
108:Family:
79:Mollusca
75:Phylum:
69:Animalia
55:Domain:
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273:4624229
125:Genera
95:Order:
85:Class:
312:142980
286:118919
174:, and
281:IRMNG
346:stub
268:GBIF
202:and
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