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Westonoceratidae are exogastric,
mostly compressed,
Discosorida of
moderate size from the
Middle Ordovician to the
Lower Silurian. The
siphuncle is typically...
-
Cyrtogomphoceratidae as well as for the
Westonoceratidae. The
Cyrtogomphoceratidae are endogastric, the
Westonoceratidae, exogastric.
Ulrichoceras has a cyrtoconic...
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Simardoceras is a
genus in the
discosorid (nautiloid cephalopod)
family Westonoceratidae from the
Middle Ordovician of Quebec. The s**** of
Simardoceras is...
-
Sinclairoceras is a
nautiloid cephalopod in the
discosorid family Westonoceratidae from the
Middle Ordovician Simard Limestone of Quebec. The s**** is...
- America, Greenland, and
Northern Europe. It is the type
genus for the
Westonoceratidae The s**** of
Westonoceras forms a
humped exogastric cyrtocone with...
-
Teichertoceras is a
discosorid genus in the
family Westonoceratidae characterized by an
endogastric curvature to the
early portion of the phragmocone....
-
Teichert 1957,
Teichert 1964) The
Lowoceratidae are
derived from the
Westonoceratidae (Teichert 1964), most
likely from Faberoceras, by the
suppression of...
-
beginning with the oldest:
Reudemannoceratidae Cyrtogomphoceratidae Westonoceratidae Phragmoceratidae Lowoceratidae Discosoridae Mandaloceratidae Mesoceratidae...
-
siphuncle suggests it is more
likely Hectoceras is a
member of the
Westonoceratidae to
which it has been ****igned. Flower, R.H.and Curt
Teichert 1957....
- Kingdom:
Animalia Phylum:
Mollusca class:
Cephalopoda Subclass:
Nautiloidea Order: †Discosorida Family: †
Westonoceratidae Genus: †Clarkesvillia Flower, 1946...