Genus Camarocarcinus Holland & Cvancara, 1958 Camarocarcinus Holland & Cvancara, 1958: 499. Type species. Camarocarcinus arnesoni Holland & Cvancara, 1958, by original designation. Species included. Camarocarcinus arnesoni Holland & Cvancara, 1958, C. obtusus Jakobsen & Collins, 1979, and C. quinquetuberculatus Collins & Wienberg Rasmussen, 1992. Material examined. Camarocarcinus arnesoni: well-preserved carapace, Paleocene, Cannonball Formation, Burleigh County, North Dakota (U.S.A.) (MGSB unregistered; Fig. 15E–G); C. quinquetuberculatus: holotype, carapace with thoracic sternum and mxp3, Paleocene, Turritellakløft Member, Agatdal Formation, central Nûgssuaq, West Greenland (MGUH 21.609; Fig. 15A–D). ; Published as part of Van Bakel, Barry W. M., Guinot, Danièle, Artal, Pedro, Fraaije, René H. B. & Jagt, John W. M., 2012, A revision of the Palaeocorystoidea and the phylogeny of raninoidian crabs (Crustacea, Decapoda, Brachyura, Podotremata) 3215, pp. 1-216 in Zootaxa 3215 (1) on page 49, DOI:10.11646/zootaxa.3215.1.1, http://zenodo.org/record/5248640