1993  Koenenitidae Becker & House: 118, 124.
       ----    Timanitinae Becker & House:
     2002  Koenenitidae.-Korn & Klug: 115.

A:   Shell compressed, umbilicus narrow or closed. Venter rounded or oxyconic.
B:   Growth lines biconvex
G:   Suture with broad ventrolateral saddle, pointed first ventral lobe and two or more umbilical lobes.

Fig. TAX5418 A: Ponticeras orientale, B: P. tschernyschewi, C: Uchtites syrjanicus, D: Manticoceras sinuosum, E: Koenenites
lamellosus, F: Protimanites uchtensis, G: Timanites keyserlingi, H: Komioceras stuckenbergi (sutures).