-
Aulacocerida is an
order of
primitive coleoid cephalopods,
possibly derived from
michelinoceraitids (Orthocerida)
early in the Devonian,
which in turn...
- coleoids,
derive from the
orthoconic (conical)
Devonian belemnoid order Aulacocerida, which, in turn, is
derived from the
Devonian Bactritida. Belemnites...
-
belemnites (which
belong to the
order Belemnitida),
aulacocerids (order
Aulacocerida),
phragmoteuthids (order Phragmoteuthida), and
diplobelids (order Diplobelida)...
-
Order †Hematitida
Order †Phragmoteuthida
Order †Donovaniconida
Order †
Aulacocerida Order †Belemnitida
Division Neocoleoidea Superorder Decapodiformes Order...
-
Endoceroidea (100–450 m);
Orthocerida (150–500 m);
Nautilida (200–600 m);
Aulacocerida (200–900 m); and
Sepiida (200–1000 m). Westermann, G.E.G. (1973). Strength...
- Ma-Rec)
Cohort † Belemnoidea:
Belemnites and kin
Genus †
Jeletzkya Order †
Aulacocerida (265 to 183 Ma)
Order †
Phragmoteuthida (189.6 to 183 Ma)
Order † Hematitida...
-
Prolecanitida †
Order Ceratitida †
Order Ammonitida †
Order Belemnoidea †
Order Aulacocerida †
Order Phragmoteuthida †
Order Donovaniconida †
Order Belemnitida †...
-
comment upon
recent works and
their bearing on the
classification of the
Aulacocerida. Palaeopelagos, 5[1995], 33-44, Roma. [Publ. Date: April, 1996]". {{cite...
-
Ehiro Early Tri****ic (Olenekian)
Osawa Formation ****an A
member of
Aulacocerida belonging to the
family Xiphoteuthididae.
Castellanibelus vaubellensis...
