- The
Acanthoceratinae comprise a
subfamily of
ammonoid cephalopods that
lived during the Late
Cretaceous from the
latter early Cenomanian to the late Turonian...
-
Watinoceras and
Mammites gave rise to the
other genera in the
subfamily Acanthoceratinae.
Older classifications included Watinoceras in the
subfamily Mammitinae...
-
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Acanthoceratidae Subfamily: †
Acanthoceratinae Genus: †Acanthoceras Neumayr, 1875
Species See text...
- ribbed,
evolute ammonite,
belonging to the
acanthoceratid subfamily Acanthoceratinae,
known from the
Cenomanian stage of the
Upper Cretaceous. S**** are...
-
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Acanthoceratidae Subfamily: †
Acanthoceratinae Genus: †Neocardioceras Spath, 1926
Species see text...
-
faunas from
Zululand and Natal,
South Africa. The
ammonite subfamily Acanthoceratinae de Grossouvre, 1894
Global Names Index AMNH UMUT
Smithsonian Institutions...
- County, New
Mexico and Trans-Pecos Texas,
included in the
subfamily Acanthoceratinae. The s**** has a
carinate venter in
juveniles and one that is arched...
- but has
since been
combined with Euomphaloceras,
previously of the
Acanthoceratinae ibid, in the Euomphaloceratinae.
Kamerunoceras is
described as being...
- narrow, or absent. The
suture is
somewhat simpler than that of the
Acanthoceratinae.
Range is
restricted to the
lower Turonian stage of the
Upper Cretaceous...
-
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †Acanthoceratidae Subfamily: †
Acanthoceratinae Genus: †Eucalycoceras Spath, 1923
Species See text...
