Priapulus caudatus, Print, Priapulus caudatus is a marine invertebrate belonging to the phylum Priapulida, the penis worms. It is a cylindrical, unsegmented worm which burrows in soft sediment on the seabed. It has a circumpolar distribution.
Priapulus caudatus, Print, Priapulus caudatus is a marine invertebrate belonging to the phylum Priapulida, the penis worms. It is a cylindrical, unsegmented worm which burrows in soft sediment on the seabed. It has a circumpolar distribution.