Species:
Paraprionospio inaequibranchia >
Genus:
Paraprionospio >
Family:
Spionidae >
Suborder:
Spioniformia >
Order:
Spionida >
Infraclass:
Canalipalpata >
Subclass:
Sedentaria >
Class:
Polychaeta >
Phylum:
Annelida >
Kingdom:
Animalia >
Unranked:
Biota >