Glaciotomella, Criscione & Hallan & Puillandre & Fedosov, 2021

Criscione, Francesco, Hallan, Anders, Puillandre, Nicolas & Fedosov, Alexander, 2021, Where the snails have no name: a molecular phylogeny of Raphitomidae (Neogastropoda: Conoidea) uncovers vast unexplored diversity in the deep seas of temperate southern and eastern Australia, Zoological Journal of the Linnean Society 191, pp. 961-1000 : 984-985

GLACIOTOMELLA GEN. NOV.

Z o o B a n k r e g i s t r a t i o n: u r n: l s i d: z o o b a n k. org:act: 6FE3648B-B095-4996-B90E-C4DF4640961A.

Type species: Glaciotomella investigator . OD, herein.

Etymology: The name is composed of the Latin glacies, ice, for the glossy, icy-like surface of its shell, Ancient Greek τόμος, a piece, and the Latin deminutive suffix -ella, referring to -tomella, indicating a resemblance with members of the genus Pleurotomella .

Diagnosis

Shell ( Fig. 3G) with cyrtoconoid spire, chalky, semitranslucent to opaque. Teleoconch of about five whitish whorls; whorl profile with weakly pronounced subsutural ramp, broadly convex below. Suture deep. Scultpure below subsutural ramp of orthicline axial ribs and spiral sculpture of intermittent weak and strong cords (most prominent on immature whorls). Siphonal canal long, clearly differentiated from last adult whorl. Aperture broadly pyriform, about half of shell length. Anal sinus moderately deep, J-shaped. Cephalic tentacles small; eyes minute. Rhynchostome and rhynchostomal sphincter extremely large; rhynchocoel short. Radula of long, straight, cylindrical hypodermic teeth with no distinct barbs or blades.