-
Hildoceratoidea,
formerly Hildoceratacaea, is a
superfamily of
compressed or
planulate ammonites, some
tending to
develop acute outer rims; generally...
-
comprising various families combined into superfamilies. Some like the
Hildoceratoidea and
Stephanoceratoidea are
restricted to the Jur****ic.
Others like...
- Jur****ic
superfamilies include the Psiloceratoidea, Eoceroceratoidea, and
Hildoceratoidea,
which is in part
Middle Jur****ic.
Superfamilies from the
Middle and...
-
previously included in the
Hildoceratoidea,
however subsequent classifications have
moved the
families back into
Hildoceratoidea. S**** of hammatoceratoids...
-
Howarth 2013.
Treatise on
Invertebrate Paleontology, Part L, Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea. v t e...
- to the
Upper Cretaceous (Cenomanian)
Their derivation is from the
Hildoceratoidea. Nine
subfamilies are recognized, the
first eight of
which are included...
- Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea. Bardin, J., I. Rouget, M. Benzaggagh, F.T. Fürsich, and F. Cecca....
- is a
family of
Lower and
Middle Jur****ic
ammonites included in the
Hildoceratoidea. The
hammatoceratid subfamily Erycitinae is equivalent.
Genera include...
- are
currently placed is
abandoned in
favor of the older, equivalent,
Hildoceratoidea. (M. K. Howarth. 2013)
Species within this
genus include: ?Hammatoceras...
- Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea.
Paleobiology Database - Harpoceras. 2017-10-16. Sepkoski, Jack Sepkoski's...
