-
Lytoceratina is a
suborder of Jur****ic and
Cretaceous ammonites that
produced loosely coiled,
evolute and
gyroconic s**** in
which the
sutural element...
- sutures.
Ammonitida is
divided into four suborders, the Phylloceratina,
Lytoceratina, Ancyloceratina, and Ammonitina. The
Phylloceratina is the ancestral...
-
Phylloceratina gave rise
early in the Jur****ic
through the
Phylloceratidae to the
Lytoceratina,
which in turn gave rise to most of the
Ammonitina The Phylloceratidae...
-
suborder of
ammonite most
closely related to the
ammonites of
order Lytoceratina. They
evolved during the Late Jur****ic but were not very
common until...
-
during the
Early Jur****ic, with the
orders Psiloceratina, Ammonitina,
Lytoceratina, Haploceratina,
Perisphinctina and
Ancyloceratina all
appearing during...
- the Paleozoic; the
Ceratitina from the Tri****ic; and the Ammonitina,
Lytoceratina and
Phylloceratina from the Jur****ic and Cretaceous. In
subsequent taxonomies...
- al., 1957)
Suborder †
Ceratitina Suborder †
Phylloceratina Suborder †
Lytoceratina Suborder †
Ammonitina Subsequent revisions include the establishment...
-
significantly in the Norian,
while other ammonite groups such as the Ammonitina,
Lytoceratina, and
Phylloceratina diversified from the
Early Jur****ic onward. Bivalves...
- coil.
Lytocrioceras was
originally included in the
Ancyloceratidae (
Lytoceratina),
united with
other similar forms but has
since been re****igned to the...
- a
taxonomic family of
ammonoid cephalopods belonging to the
suborder Lytoceratina,
characterized by very
evolute s**** that
generally enlarge rapidly...
