Subgenus Pliocrassimurex n. subgen.

urn:lsid:zoobank.org:act: 79134847-C7B3-4A32-BFA1-CD185BD5A1ED

TYPE SPECIES. — Crassimurex (Pliocrassimurex) hirtus n. sp., Early Pliocene (Zanclean): Spain.

ETYMOLOGY. — Name formed by the beginning of Pliocene (Plio -) and Crassimurex .

SPECIES INCLUDED IN THE SUBGENUS. — Type species only.

DIAGNOSIS. — Biconic, mid-sized teleoconch. Well marked primary cords. On spire P1 to P2 (convex part of whorl). On last whorl IP (infrasutural ramp), P1 to P5 (convex part of whorl), P6, ADP, MP and ABP (siphonal canal). P2 delimiting shell periphery. Varices lamellose on infrasutural ramp, spiny from shoulder (P1) to siphonal canal. Varices aligned axially with varices on preceding whorl. Short cord spines from IP to MP. Sinus of P1 very short. Aperture ovate. Columellar lip smooth, adherent. No parietal callus; no anal notch. Aragonitic microstructure.