-
Acanthoceratoidea,
formerly Acanthocerataceae, is a
superfamily of
Upper Cretaceous ammonoid cephalopods belonging to the
order Ammonitida, and comprising...
-
Stephanoceratoidea are
restricted to the Jur****ic.
Others like the
Hoplitoidea and
Acanthoceratoidea are
known only from the Cretaceous.
Still others like the Perisphinctoidea...
-
Cretaceous superfamilies include the Desmoceratacea, Hoplitoidea, and the
Acanthoceratoidea. The
Eoderoceratoidea of the
Lower Jur****ic gave rise in the middle...
- of the
collignoniceratid subfamily Texanitinae as well as of the
Acanthoceratoidea and has been
found in
Upper Santonian to
middle Campanian sediments...
- Revment, 1954,
included in the
family Acanthoceratidae,
superfamily Acanthoceratoidea.
Cretaceous of Brazil, Cameroon,
Colombia (Loma
Gorda Formation, Aipe...
- Haploceratoidea.
Originally the
Binneyitidae was
included in the
Acanthoceratoidea based on the
possibility of
descent from a
compressed acanthoceratid...
-
raggedy ammonitic suture; type of the Coilopoceratidae, a
family in the
Acanthoceratoidea of the
suborder Ammonitina.
Coilopoceras has an
established range...
-
pyritic specimens found in
middle Cretaceous deposits.
Inclusion in the
Acanthoceratoidea is tentative.
Flickiidae has been
divided into two subfamilies, the...
- class:
Cephalopoda Subclass:
Ammonoidea Order:
Ammonitida Superfamily:
Acanthoceratoidea Family:
Vascoceratidae Genus:
Vascoceras Choffat 1898
Species See...
- Texanitinae. The
family is
included in the
large ammonitid superfamily Acanthoceratoidea which lasted until the end of the Cretaceous. The Collignoniceratidae...
