- Ammonoidea. R. C.
Moore (ed).
Geological Society of
America and Univ of
Kansas press, 1957
superfamily Ptychitaceae Mojsisovics 1882
Paleobiology DB v t e...
-
placed in the Danubitaceae.
Previously the
Nannitidae was
included in the
Ptychitaceae along with the
Ptychitidae and, Isculitidae.
Nannites is very small,...
- Otocerataceae, Noritaceae, Ceratitaceae, Arcestaceae, Clydonitaceae, Lobitaceae,
Ptychitaceae, and Tropitaceae, in text sequence. The
other 10 have been
added since...
-
combines five
families removed from the Ceratitaceae, Clydonitaceae, and
Ptychitaceae.
Superfamily Danubitoidea Family Aplococeratidae Family Danubitidae Family...
-
Carnitidae was
removed from the
Ceratitaceae and the
Isculitidae from the
Ptychitaceae.
Klamathites was
removed from the
Carnitidae as type for the Klamathitidae...
-
Arctoptychites is a
genus of
extinct cephalopods belonging to the
ceratitid family Ptychitidae, and
related to such
genera as
Ptychites and Aristoptychites;...
- The
Ptychitidae is a
family of
ceratitid ammonites (ammonites
sensu lato). They are
combined with the
Eosagenitidae and
Sturiidae in the
superfamily Ptychitoidea...
-
Ptychites is an
extinct genus of
cephalopods belonging to the
family Ptychitidae.
These n****nic
carnivores lived during the Tri****ic period, from Anisian...
-
Aristoptychites is an
extinct genus of
cephalopod from the
Anisian stage of the
Middle Tri****ic
belonging to the
ammonoid subclass. S**** involute, whorls...
