Petersen, M. E.; George, J. D. (1991). A new species of Raricirrus from northern Europe, with notes on its biology and a discussion of the affinities of the genus (Polychaeta: Ctenodrilidae). Ophelia, supplement 5 (Systematics, Biology and Morpholology of World Polychaeta). 185-208.
51325
Petersen, M. E.; George, J. D.
1991
A new species of Raricirrus from northern Europe, with notes on its biology and a discussion of the affinities of the genus (Polychaeta: Ctenodrilidae)
Ophelia, supplement 5 (Systematics, Biology and Morpholology of World Polychaeta)