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
Criscione, Francesco
Hallan, Anders
Puillandre, Nicolas
Fedosov, Alexander
Zoological Journal of the Linnean Society
2021
191
961
1000
7NZ78
Criscione & Hallan & Puillandre & Fedosov, 2021
Criscione & Hallan & Puillandre & Fedosov
2021
[311,468,1553,1577]
Gastropoda
Raphitomidae
Austrobela
Animalia
Neogastropoda
22
983
Mollusca
genus
gen. nov.
Typespecies: Austrobela rufa. OD, herein. Etymology:The name is composed of auster, south, referring to its occurrence in the Southern Hemisphere, and the Greek βέλος, arrow, from the genus name Bela Leach, 1847, indicating similarity to Gymnobela. The gender is feminine. Diagnosis Shell ( Fig. 3F) fusiform. Protoconch ( Fig. 5E) multispiral, orange. Teleoconch whorls clearly shouldered, with subcylindrical lower portion. Scultpure of axial riblets below subsutural ramp; spiral sculpture of fine, sometimes flattened cords or shallow grooves; misrosculpture of growth lines. Aperture elongate, large, about half of shell length. Siphonal canal long, straight; columella straight. Sinus wide, L-shaped. Cephalic tentacles muscular, subcylindrical; eyes large. Rhynchodeal introvert thinwalled, densely folded. Venom apparatus extremely large, occupying majority of rhynchocoel. Radula ( Fig. 6D) of hypodermic teeth with two large, sharp distal barbs; lower portion of shaft somewhat inflated; base broad; ligament thick.