Rodzaj Sudeticeras Patteisky, 1929

Gatunek typowy
Homoceratoides hoeferi Patteisky in Folprecht, 1929 = Sudeticeras wilczeki Patteisky, 1928

Opis

Shell thick discoidal, similar to that of some Goniatites species but the suture is a little more primitive in that the ventrolateral sadle is not pointed, umbilicus very narrow to narrow in all stages; ornamentation with serrated growth lines, biconvex and rectiradiate; some species with spiral stripes; lobe line with moderately wide external lobe; median saddle of medium height, ventrolateral saddle narrowly rounded; adventitious lobe V-shaped with slightly curved flanks. Probably originated from Beyrichoceras.

Synonimy
Glyphioceratoides Knopp, 1931; Cravenites Bisat, 1950

Zasięg czasowy

Carboniferous; Visean – Serpukhovian (Lusitanoceras poststriatum Zone). 

Literatura

Patteisky, K. 1930. Die Geologie und Fossilführung der mährisch-schlesischen Dachschiefer- und Grauwackenformationen. Opava

Korn, D. 1988. Die Goniatiten des Kulmplattenkalkes (Cephalopoda, Ammonoidea; Unterkarbon; Rheinisches Schiefergebirge). Geologie und Palåontologie in Westfalen 11: 1–293.


Specyfikacja

Królestwo
ANIMALIA 

Typ
MOLLUSCA

Podtyp
CONCHIFERA

Gromada
CEPHALOPODA

Podgromada
AMMONOIDEA

Rząd
Goniatitida

Podrząd
Goniatitina

Rodzina
Girtyoceratidae

Rodzaj
Sudeticeras


Tags:
Utworzone 2016/07/19 15:21 przez Jerzy Dzik

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