Pusionella

Harzhauser, Mathias, Landau, Bernard & Janssen, Ronald, 2022, The Clavatulidae (Gastropoda, Conoidea) of the Miocene Paratethys Sea with considerations on fossil and extant Clavatulidae genera, Zootaxa 5123 (1), pp. 1-172 : 101

Key to genera recognised herein:

1. Anal sinus very shallow.................................................................................2 Anal sinus moderately deep to deep........................................................................3

2. shell basically smooth........................................................................... Pusionella shell with dense spiral sculpture............................................................... Striopusionella

3. Early teleoconch whorls with smooth, flat to moderately convex subsutural cord and opisthocline, comma-shaped axial riblets below.......................................................................................... Perrona Early teleoconch whorls with weak subsutural spiral cord and suprasutural row of slightly opisthocline beads….......... 4

4. subsutural collar carinate, long siphonal canal relative to spire height..................................... Tomellana