-
Orthocerida, also
known as the Michelinocerida, is an
order of
extinct orthoceratoid cephalopods that
lived from the
Early Ordovician (490 million years...
- †Ellesmerocerida. †Endoceratoidea = †Endocerida †Orthoceratoidea = †
Orthocerida, †Ascocerida, and †Pseudorthocerida (the
Orthoceratoidea of Kröger 2007)...
- & Co.,
Garden City, New York Sweet,
Walter C. (1964),
Nautiloidea --
Orthocerida, in
Treatise on
Invertebrate Paleontology. Part K.
Mollusca 3, Geological...
- Dissidocerida, Actinocerida, Pseudorthocerida,
Lituitida and
Orthocerida.
Orthocerida is a
noteworthy paraphyletic order which is
ancestral to the major...
- years.
Orthoceratidae was
named by
McCoy (1844) and ****igned to the
Orthocerida by
Teichert and
Miller (1939),(as Orthocerotidae); to the Michelinoceratida...
-
Tretoceras is an
extinct genus of
cephalopods included in the
Orthocerida that
lived in what
would be
Europe during the
early Middle Ordovician, fossils...
- 6 Ma.
Paradnatoceras is
included in the
Orthocerida according to
Sepkoski (2002).
Inclusion of the
Orthocerida in the
subclass Orthoceratoidea is according...
- the
earliest cephalopod group Ellesmerocerida Orthocones: Endocerida,
Orthocerida,
Actinocerida Brevicones: Ascocerida,
Oncocerida Earliest coiled cephalopods:...
- and
possible as
early as the Silurian.
Mericoceras is
included in the
Orthocerida, an
order of cephalopods.
Fossil distribution is
exclusive to Sardinia...
- (478.5 to 324 Ma)
Order Nautilida (extant; 410.5 Ma to present)
Order †
Orthocerida (482.5 to 211.5 Ma)
Order †
Ascocerida (478 to 412 Ma)
Order † Bactritida...
