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Oncoceratidae is a
family of
nauatiloid cephalopods in the
order Oncocerida established by Hyatt, 1884, that
range from the
Middle Ordovician to the Upper...
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Slender Oncoceratidae are
those in the
family Oncoceratidae, (Nautiloidea, Oncocerida)
which have slender,
commonly curved, s****. Some like Oocerina...
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order consists of some 16 families, a few of which, such as the
Oncoceratidae, Brevicoceratidae, and
Acleistoceratidae contain a fair
number of genera...
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Ordovician (Katian)
Adila Formation Estonia A
member of the
family Oncoceratidae.
Curtoceras meyeri Sp. nov
Valid Aubrechtová & Korn
Ordovician Germany...
- Oocerina,
included in the
oncoerid family Oncoceratidae and
arbitrarily within the
Slender Oncoceratidae, is
characterized by a
moderately slender, elongate...
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transverse sections. The
Brevicoceratidae are
derived from
Oonoceras (
Oncoceratidae) and
range from the mid-Silurian to the
Upper Devonian. Brevicoceratidae...
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Europe and
which is
similar in
external form the
Oonoceras from the
Oncoceratidae.
Blakeoceras Bolloceras Conostichoceras Cyrthoceratites Lorieroceras...
- a
handful of species. Zittleoceras,
which is
included in the
family Oncoceratidae, is
characterized by
subcircular or
slightly depressed cyrtoconic s****...
- small, ventral.
Maelonoceras is
nautiloid cephalopod included in the
Oncoceratidae along with such
genera as Oncoceras, Belotoceras, Digenuoceras, and...
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family Oncoceratidae from the
Middle Ordovician to
Middle Silurian of
North America and Europe,
arbitrarily included in the
Slender Oncoceratidae. S****...
