†Pirania muricata Walcott 1920 (demosponge)
Demospongea - Protomonaxonida - Piraniidae
PaleoDB taxon number: 208504
Belongs to Pirania according to Walcott 1920
Sister taxa: Pirania auraeum, Pirania llanfawrensis
Ecology: stationary epifaunal suspension feeder