''Dombarites'' is a genus belonging to the goniatitid family

Agathiceratidae Agathiceratidae, as revised, makes up the goniatitida, goniatitid superfamily Agathiceratoidea. Agathiceratidae, which lived from the Upper Carboniferous (Pennsylvanian) to the Middle Permian, combine related genera with subdiscoidal to globular ...

; extinct

ammonoids Ammonoids are extinct, (typically) coiled-shelled cephalopods comprising the subclass Ammonoidea. They are more closely related to living octopuses, squid, and cuttlefish (which comprise the clade Coleoidea) than they are to nautiluses (family N ...

which are shelled cephalopods more closely related to squid, octopus and other coleoids than to the superficially similar ''

Nautilus A nautilus (; ) is any of the various species within the cephalopod family Nautilidae. This is the sole extant family of the superfamily Nautilaceae and the suborder Nautilina. It comprises nine living species in two genera, the type genus, ty ...

'' According to Saunders, et al., 1999, Dombarites from the middle and upper Lower

Carboniferous The Carboniferous ( ) is a Geologic time scale, geologic period and System (stratigraphy), system of the Paleozoic era (geology), era that spans 60 million years, from the end of the Devonian Period Ma (million years ago) to the beginning of the ...

(Mississippian) is the earliest of the Agathiceratidae; gave rise to '' Perclietes'' and '' Proshumardites'' in the late Early Carboniferous and indirectly to ''

Agathiceras ''Agathiceras'' is a subglobose goniatitida, goniatitid from the family Agathiceratidae, widespread and locally abundant in Lower Pennsylvanian to Middle Permian sediments, e.g. the Urals, Sicily, and Texas (Blaine Formation). ''Agathiceras'', n ...

'' which first appeared in the middle Upper Carboniferous (Pennsylvanian). Dombarites is derived from ''

Goniatites ''Goniatites'' is a genus of extinct cephalopods belonging to the family Goniatitidae, included in the superfamily Goniatitaceae. ''Hibernicoceras'' and ''Hypergoniatites'' are among related genera. Species Description The shell is generally ...

'', a genus in the

Goniatitidae Goniatitidae is one of three families included in the Ammonoidea, ammonoid cephalopod superfamily Goniatitoidea, known from the Lower Mississippian (geology), Mississippian to the Upper Permian. They have sutures that form 8 lobes and characteris ...

, in the middle Early Carboniferous.

''References''

* Saunders et al., 1999; Evolution of Complexity in Paleozoic Ammonoid Sutures, Supplementary Material; Science Mag

The Paleobiology Database
accessed on 10/01/07 Agathiceratidae Mississippian ammonites Goniatitida genera Carboniferous animals of Asia {{Goniatitida-stub