-
Ammonoids are extinct, (typically) coiled-s****ed
cephalopods comprising the
subclass Ammonoidea. They are more
closely related to
living octopuses, squid...
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Cranocephalites is a
Middle Jur****ic
ammonitid genus named by
Spath in 1932 and
included in the
family Cranoceratidae,
superfamily Stephanoceratacea....
-
Neocomitidae is a
family of
Lower Cretaceous ammonitids comprising genera with
strongly ribbed evolute (all
whorls exposed) to smooth,
fairly involute...
- lobes. Cadamoceras,
named by Munier-Chalmas in 1892, is a
member of the
ammonitid family Haploceratidae which is part of the
superfamily Haplocerataceae...
- the
subclass Ammonoidea and
included in the
family Crioceratidae of the
ammonitid superfamily Ancylocerataceae.
Crioceras is
considered by some to be a...
-
Pleurohoplites is a
genus in the
ammonitid family Hoplitidae,
found in
middle Cretaceous (Upper
Albian - Cenomanian) of Europe, and
included in the subfamily...
-
Riasanites is an
Upper Jur****ic
ammonite belonging to the
ammonitid. Poland, USSR and
Yemen Notes Sepkoski, Jack (2002). "Sepkoski's
Online Genus Database"...
-
Rollerites is a Jur****ic
ammonite belonging to the
ammonitid. France,
Saudi Arabia and
Switzerland Notes Sepkoski, Jack (2002). "Sepkoski's
Online Genus...
-
Discophyllites Indeterminate Longjiang Xishan Griesbachites–Guembilites Zone An
ammonitid Dittmarites D.
lilliformis Longjiang Xishan A
ceratitid Ectolcites E....
-
Promicroceras is
included in the
family Eoderoceratidae,
which is part of the
ammonitid superfamily Eoderoceratoidea. S**** are
evolute with an open umbilicus;...
