Homalocantha oxyacantha
NameHomalocantha oxyacantha
Scientific NameHomalocantha oxyacantha
Common NameSpiny Murex (general for genus, no specific common name widely recognized for this species)
FamilyMuricidae
GenusHomalocantha
Speciesoxyacantha
Geographic DistributionIndo-Pacific region, including areas such as the Philippines, Solomon Islands, Papua New Guinea, and parts of Australia.
Habitatsubtidal
Shell Shapefusiform
Average Size (mm)30-70
Identifying FeaturesThe most distinctive features are the numerous, sharp, hollow, and often recurved spines arranged along the axial varices. These spines are particularly prominent on the body whorl and siphonal canal, giving the shell a very 'thorny' appearance. The overall fusiform shape and spiny sculpture are key identifiers.
Rarityrare
Author Citation(Broderip, 1833)
Description
A medium-sized, highly spiny marine gastropod shell, characterized by its prominent, sharp, and often recurved spines. The shell in the image appears encrusted with algae, giving it a greenish-brown coloration, with lighter tips on the spines. It is held in a human hand, indicating its relatively small to medium size.
