References:

Bradford-Grieve, J.M. (2002 onwards). Calanoida: families. Version 1: 2 October
2002. http://crustacea.net

Bradford, J.M., Review of the taxonomy of the Calanidae (Copepoda) and the
limits to the genus Calanus. Hydrobiologia, 1988. 167-168: p. 73-81.

Fleminger, A. and K. Hulsemann, Geographical range and taxonomic divergence in
North Atlantic Calanus (C. helgolandicus, C. finmarchicus and C. glacialis).
Marine Biology, 1977. 40: p. 233-248.

Frost, B., Taxonomic status of Calanus finmarchicus and C. glacialis (Copepoda),
with special reference to adult males. J. Fish. Res. Bd. Canada 1971. 28(1): p. 23-30.

Sars, G. O. (1903). Copepoda. An Account of the Crustacea of Norway with short
descriptions and figures of all the species vol 4. Copepoda. , Bergen Museum
(pub.): 171 pp., 107 plates.