- Orthocerida, also
known as the Michelinocerida, is an
order of
extinct orthoceratoid cephalopods that
lived from the
Early Ordovician (490Â million years...
-
Bajkaloceras is a straight-s****ed
orthoceroid, and
possibly a
member of the Intejocerida, from the
Angara River basin in
central Russia,
named by Balashov...
-
Rangeroceratidae is a
family of
orthoceroid cephalopods known from the late
Early Ordovician in
eastern North America (New York and Quebec) and Great...
-
coleoid cephalopods,
containing the Boletzkyida,
characterized by an
orthoceroid-like
phragmocone early in
ontogeny and a
teuthid living chamber later...
-
Jaochimoceras is a
genus of
orthoceroid cephalopods from the
Silurian of
Central Europe (Bohemia)
named by Baskov, 1960, and
included in the Geisonoceratidae...
-
suborthochonic nautiloids from the
Silurian of Ohio
belonging to the
orthoceroid family Kionoceratidae.
Ohioceras is
characterized by a
slightly curved...
-
Bogoslovskya is an
extinct orthoceroid cephalopod genus that
lived in what is now Asia (Urals and ****an) from the
Devonian to the Permian. Bogoslovskya...
-
Genus †Rhiphaeoteuthis Doguzhaeva, L. (2002). "Adolescent bactritoid,
orthoceroid,
ammonoid and
coleoid s**** from the
Upper Carboniferous and
Lower Permian...
- The
Sinoceratidae is a
family of
orthoceroids,
named for the
genus Sinoceras, both by
Shimizu and
Obata 1935, and
equivalent to the Michelinoceratinae...
-
Geisonoceratidae is an
extinct family of
orthoceroid cephalopods endemic to what
would be Asia, Europe, and
North America from the
Middle Ordovician to...
