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Polymorphitidae is a
family of
Early Jur****ic
ammonoid cephalopods that
contribute to the Eoderoceratoidea. Two subfamilies, the
Polymorphtinae and Tropidoceratinae...
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classification Kingdom:
Animalia Phylum:
Mollusca class:
Cephalopoda Order:
Ammonitida Family:
Polymorphitidae Genus:
Dayiceras Spath, 1920
Species None cataloged...
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Dactylioceratidae and the
Liparoceratidae to the Amaltheidae. The
Polymorphitidae became the
source for the
superfamilies Hildocerataceae beginning with...
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derived from sea
ingression S**** An ammonite,
member of the
family Polymorphitidae inside Ammonitida. The main
indicator of a
coeval sea ingression. Polymorphites...
- as part of Harpoceratinae. The
Hildoceratidae are
derived from the
Polymorphitidae, a
family in the Eoderoceratoidea, and gave rise to the Hammatoceratidae...
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Animalia Phylum:
Mollusca class:
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Family: †
Polymorphitidae Genus: †Acanthopleuroceras Hyatt, 1900...
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studied the
evolutions of
families Hildoceratidae,
Hammatoceratidae and
Polymorphitidae.[1] He
introduced numerous new taxa (species, genera, subfamilies)...
- and its equivalent,
Platynoticeras are
removed (Donovan 1981) to the
Polymorphitidae.
Metacymbites is a
smooth dwarf and may form a
dimorphic pair with...
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Hvideoddebuen Nebbeodde specimens A
possible Ammonite of the
family Polymorphitidae inside Ammonitida.
Aegoceras A.
armatum specimens An
Ammonite of the...
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ammonite of the
family Polymorphitidae Tropidoceras T. cf.
demonense T. spp.
Ifrane Isolated S**** An
ammonite of the
family Polymorphitidae Uptonia U. jamesoni...
