-
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...
- to 173.5 Ma.
Guhsania belongs to the Sonniniidae, a
member of the
Hildoceratoidea superfamily. The s**** (conch):
essentially involute and
ribbed throughout...
-
lower Bajocian,
belonging to the
family Sonniniidae of the
superfamily Hildoceratoidea. The
inner whorls are
ribbed or smooth,
outer whorl is smooth. The...
- Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea.
Paleobiology Database - Harpoceras. 2017-10-16. Sepkoski, Jack Sepkoski's...
- (1981) the
Stephanoceratidae and
Otoitdae both have
their origin in the
Hildoceratoidea, in the Phymatoceratidae. The
Otoitidae gave rise to the Sphaeroceratidae...
- Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea. KAMATA, Yoshihito; MIZOBE, Shin-Ichi; SATO, Tadashi. An
Early Jur****ic...
- Revised,
Volume 3B,
Chapter 4: Psiloceratoidea, Eoderoceratoidea,
Hildoceratoidea. Pieńkowski, G. (2014). The
first Early Jur****ic
ammonite find in central...
