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Liroceratidae is an
extinct family of nautilids, s****ed
marine molluscs,
belonging to the Clydonautiloidea,
consisting of
generally smooth, involute...
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nautiloid cephalopod. It is the type
genus of the
clydonautiliacean family,
Liroceratidae, and is
characterized by a
rapidly expanding, subglobular, nautiliconic...
- Late
Devonian to
Upper Tri****ic
Liroceratidae, from
which Shimankiy derived his suborder.
Derived from the
Liroceratidae in the
Early Mississippian are...
- cephalopods,
which are
derivatives of the
clydonautiloidean family Liroceratidae, that have
generally smooth, involute,
globular to
compressed s****...
- Grypoceratidae, the
dominant trigonoceratacean family, and with the
family Liroceratidae form the bulk of
species in the
superfamily Clydonautilaceae, all three...
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Mollusca class:
Cephalopoda Subclass:
Nautiloidea Order:
Nautilida Superfamily:
Clydonautilaceae Family:
Liroceratidae Genus:
Permonautilus Kruglov (1933)...
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Bistrialites is an involute,
globose Clydonautilacean belonging to the
Liroceratidae with a
reniform (kidney-shaped)
whorl section,
large funnel-shaped umbilicus...
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Styrionautilus may be
derived from
Indionautilus or
similar form
included in the
Liroceratidae. In turn
Styrionautilus is the
likely ancestor of Proclydonautilus,...
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Peripetoceras is a
genus in the
Clydonautilacean family,
Liroceratidae. It can be
recognized by its smooth,
involute s**** with a deep
small umbilicus...
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Paranautilus is a
genus of the
Nautiloid family Liroceratidae with a very involute,
moderately globular,
smooth s****. The venter, at the
outer rim, is...
