Crassilabrum Jousseaume 1880 (murex snail)
Gastropoda - Neogastropoda - Muricidae
Parent taxon: Ocenebrinae according to T. J. DeVries 2005
Sister taxa: Acanthina, Carhuaspina, Eupleura, Herminespina, Jsowerbya, Mariasalpinx, Muregina, Pterorytis, Pterynopsis, Tactilispina, Urosalpinx, Vokesinotus
Subtaxa: Crassilabrum crassilabrum
Type: Purpura crassilabrum
Ecology: epifaunal carnivore