1988  Arnsbergites Korn: 95.

Type species: Goniatites falcatus Roemer, 1850, p.50 [OD].

A:   Conch form globular, evolute on inner whorls, later with moderately wide umbilicus.
B-F: Ornamentation consisting of numerous delicate longitudinal lirae crossing transverse striae with strong ventrolateral and
dorsolateral salients.
D:   Constrictions on internal molds common.
G:   Ventral lobe relatively wide, median saddle half as high as the entire lobe. Ventrolateral saddle subacute. Adventitious
lobe deep, with somewhat sinuously curved sides.