Species:
Rhamphobrachium (Spinigerium) brevibrachiatum >
Subgenus:
Rhamphobrachium (Spinigerium) >
Genus:
Rhamphobrachium >
Subfamily:
Onuphinae >
Family:
Onuphidae >
Order:
Eunicida >
Subclass:
Errantia >
Class:
Polychaeta >
Phylum:
Annelida >
Kingdom:
Animalia >
Unranked:
Biota >