Rodzaj Emstites Korn, 1988
Gatunek typowy 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 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. |
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