Aplotoma, 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 : 980

APLOTOMA 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: B4E3D8B2-912B-4654-B425-7FF464EC2E2E.

Type species: Aplotoma brevitentaculata . OD, herein.

Etymology: The name is composed of the Ancient Greek απλούς, simple, referring to its featureless shell and τόμος, a piece, referring to the genus Raphitoma . The gender is feminine.

Diagnosis

Shell ( Fig. 3C) broadly fusiform, opaque. Teleoconch of at least five whitish whorls. Suture impressed. Spire whorls broad, with well-defined shoulder. Subsutural ramp wide, acclivous, with sculpture of thickened U-shaped riblets marking position of anal sinus. Whorl periphery with low, indistinct, widely set folds, intersected by closely spaced, rounded cords. Siphonal canal moderately short. Aperture about half of shell length. Anal sinus wide, U-shaped. Radular teeth ( Fig. 6A) of hypodermic type, straight, somewhat loosely rolled, with long dorsal blade; adapical opening subtriangular to ovate, short. Base barely wider than basal portion of shaft. Ligament broad.