Rodzaj Emstites Korn, 1988

Gatunek typowy
Paraglyphioceras schaelkense Brüning, 1923

Opis

Closely related to Cravenoceras, probably its younger synonym. Shell thick disk-shaped to spherical; narrow to moderately wide; ornamentation with fine growth stripes, slightly biconvex or convex, rursiradial in maturity; some species with fine spiral stripes; shell forms a distinct umbilical ridge; lobe line with moderately narrow, V-shaped external lobe; median saddle of medium height, ventrolateral saddle broadly rounded; symmetrical adventitious lobe with barely curved flanks.

Synonimy
?Cravenoceras Bisat, 1928

Zasięg czasowy

Early Carboniferous to Late Carboniferous (Pendleian to Arnsbergian).

Literatura

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


Specyfikacja

Królestwo
ANIMALIA 

Typ
MOLLUSCA

Podtyp
CONCHIFERA

Gromada
CEPHALOPODA

Podgromada
AMMONOIDEA

Rząd
Goniatitida

Podrząd
Goniatitina

Rodzina
Cravenoceratidae

Rodzaj
Emstites


Tags:
Created by Jerzy Dzik on 2016/07/20 12:50

This wiki is licensed under a Creative Commons 2.0 license
XWiki Enterprise 6.4.8 - Documentation