-
Psiloceratoidea is a
superfamily of
Early Jur****ic
ammonoid cephalopods proposed by
Hyatt in 1867, ****igned to the
order Ammonitida. They were very successful...
-
similar modern Nautilus.
Lower Jur****ic
superfamilies include the
Psiloceratoidea, Eoceroceratoidea, and Hildoceratoidea,
which is in part
Middle Jur****ic...
-
Howarth 2013.
Treatise on
Invertebrate Paleontology, Part L, Revised,
Volume 3B,
Chapter 4:
Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea. v t e...
-
Invertebrate Paleontology, Part L, Revised,
Volume 3B,
Chapter 4:
Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea. Bardin, J., I. Rouget, M. Benzaggagh...
-
Howarth 2013.
Treatise on
Invertebrate Paleontology, Part L, Revised,
Volume 3B,
Chapter 4:
Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea. v t e...
- to most of the
Ammonitina The
Phylloceratidae also gave rise to the
Psiloceratoidea at the
beginning of the Jur****ic and to the
Desmoceratoidea in the...
-
family of true
ammonites (order Ammonitida)
included in the
superfamily Psiloceratoidea.
Oxynoticeratids have a broad,
worldwide distribution but a narrow...
-
Howarth 2013.
Treatise on
Invertebrate Paleontology, Part L, Revised,
Volume 3B,
Chapter 4:
Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea. v t e...
-
Cephalopoda Subclass: †Ammonoidea Order: †Ammonitida Superfamily: †
Psiloceratoidea Family: †Arietitidae Genus: †Arietites Waagen, 1869
Synonyms Coroniceras...
- have had no
stable floating position; and thus
resemble contemporary Psiloceratoidea. Spines, or tubercles, are
typically found in two rows on the inner...
