- The
Phylloceratina comprise a
suborder of
ammonoid cephalopods,
belonging to the Ammonitida,
whose range extends from the
Lower Tri****ic to the
Upper Cretaceous...
- is
divided into four suborders, the
Phylloceratina, Lytoceratina, Ancyloceratina, and Ammonitina. The
Phylloceratina is the
ancestral stock,
derived from...
-
fossil sites (with link directory) Tri****ic land
vertebrate faunachrons Phylloceratina Dinosaurs Widmann, Philipp; Bucher, Hugo; Leu, Marc; et al. (2020)....
-
Mesozoic Ammonoidea (Arkel et al., 1957)
Suborder †
Ceratitina Suborder †
Phylloceratina Suborder †
Lytoceratina Suborder †
Ammonitina Subsequent revisions include...
-
Ceratitina from the Tri****ic; and the Ammonitina,
Lytoceratina and
Phylloceratina from the Jur****ic and Cretaceous. In
subsequent taxonomies,
these are...
-
appearing ceratitic or even goniatitic. The
Ammonitina are
derived from the
Phylloceratina,
another ammonitid suborder which has its
origin in the
Ceratitida of...
-
handful of
genera belonging to the
family Psiloceratidae of the
suborder Phylloceratina surviving and
becoming ancestral to all
later Jur****ic and Cretaceous...
-
Phylloceratidae is the
predominant family of the
Phylloceratina with some 15 or more
genera found in
rocks ranging from the
Lower Jur****ic to the Upper...
- Jur****ic
ammonoids that
combines some
characters of the Lytoceratina,
Phylloceratina, and
earliest Ammonitida, as well as
special characters of its own....
-
while other ammonite groups such as the Ammonitina, Lytoceratina, and
Phylloceratina diversified from the
Early Jur****ic onward.
Bivalves suffered heavy...
