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Orthoceratidae, from
Ancient Gr**** ὀρθός (orthós),
meaning "straight", and κέρας (kéras),
meaning "horn", is an
extinct family of
actively mobile carnivorous...
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important in
classification of nautiloids. In some nautiloids, such as the
Orthoceratidae, the
septa tend to be
widely spaced,
resulting in large, long camarae...
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Animalia Phylum:
Mollusca class:
Cephalopoda Order: †Orthocerida Family: †
Orthoceratidae Genus: †Orthoceras Bruguière, 1789 Species: †O. regulare
Binomial name...
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Ordovician (Katian)
Adila Formation Estonia A
member of the
family Orthoceratidae.
Trocholites baldri Sp. nov
Valid Aubrechtová & Korn
Ordovician Germany...
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Baltoceratidae Clinoceratidae Engorthoceratidae Geisonoceratidae Lamellorthoceratidae Orthoceratidae Proteoceratidae Stereoplasmoceratidae Paraphragmitidae...
- vacuosiphonate, gave rise to the Michelinoceratidae,
commonly known as the
Orthoceratidae,
which has its
beginning in the
lower C****inian
stage in the latter...
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Scientific classification Kingdom:
Animalia Phylum:
Mollusca class:
Cephalopoda Order:
Orthocerida Family:
Orthoceratidae Genus:
Pleurorthoceras Flower, 1962...
- 293–300,
March 1976 Sweet, W.C, 1964; Michelinoceras, pp 225–226 in
Orthoceratidae, pp 224–231 in the
Treatise on
Invertebrate Paleontology Vol K. GSA...
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Aethiosolen is a
genus of
orthocerids in the
family Orthoceratidae with an
annulated orthoconic s****. Annuli,
transverse elevations on the s****, are...
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Nautiloidea Order:
Orthocerida Superfamily:
Orthocerataceae Family:
Orthoceratidae Subfamily:
Michelinoceratinae Genus:
Bitaunioceras Shimizy & Obata,...
