-
Devonian some 390
million years ago (around
Eifelian stage).
Goniatites (
goniatitids)
survived the Late
Devonian extinction to
flourish during the Carboniferous...
- Devonian–Carboniferous
boundary to the
Early Tri****ic.
Although not as
diverse as
their goniatitid contemporaries, the
Prolecanatida provided the
stock from
which all later...
-
Gleboceras is a
globular goniatitid from the
upper Carboniferous of the Urals,
named by Ruzhentsev, 1950,
tentatively ****igned to the Thal****oceratidae...
-
Anthracoceras is the type
genus of the
goniatitid ammonoid family Anthracoceratidae whose species are
found Mississippian-aged
limestones in Eurasia, North...
-
Quasintoceras is a
genus of
goniatitid ammonites from the
Lower Carboniferous Visean included in the
Intoceratidae of the Pericyclaceae, now Pericycloidea...
-
Yinoceratinae is one of
three subfamilies of the
goniatitid ammonoid family Pseudohaloritidae. The
Paleobiology Database accessed on 10/01/07 v t e...
-
Uraloceras is an
ammonoid cephalopod genus belonging to the
goniatitid family Paragastrioceratidae. The
genus was
named by
Ruzhencev 1936 and is a jr....
- is
included in the Orulganitidae, a
family in the Schistoceratacea, a
goniatitid superfamily. Aldanites-Paleodb Saunders, Work, and
Nikolaeva 1999. Evolution...
-
Arkanites is a
goniatitid ammonite that
lived during the
Early Pennsylvanian that has been
found in
Arkansas and
Oklahoma in the U.S. The s**** of Arkanites...
-
Aphantites is a
Lower Pennsylvanian ammonite belonging to the
goniatitid family Reticuloceratidae which are
characterized by
involute subdiscoidal s****...
