Murexiella (Subpterynotus) Olsson and Harbison 1953 (murex snail)
Gastropoda - Neogastropoda - Muricidae
Alternative spelling: Subpterynotus
Parent taxon: Murexiella according to J. A. Todd 2001
Sister taxa: Murexiella (Murexiella), Murexiella cumberlandiana, Murexiella macgintyi
Subtaxa: Murexiella (Subpterynotus) textilis
Ecology: epifaunal carnivore