Tritonia gibbosa Risso, 1818, [Basis of the current name] Range: 68°N to 42°N; 68°W to 0°W Depth: 110 m Distribution: Greenland: West Greenland References: Platts (1985) E; Thompson (1988) ds
Polycera cristataAlder, 1841, p. 340-341, pl. 9, figs. 10-11 [Synonym] Type Locality: Pools among rocks near low-water mark at Cullercoates, Northumberland [England] Range: 60°N ; 45°W Maximum Reported Size: 10 mm Distribution: Greenland References: Lemche (1941a) NSEWM; Thompson & Brown (1984) s Combining Genera: Miranda
Ancula pacifica MacFarland, 1905, [Synonym] References: Thompson & Brown (1984) s
Ancula sulphurea Stimpson, 1853, [Synonym] Range: 44.8°N to 42.3°N; 70°W to 66.8°W Depth: 0 m (live 0 m) Maximum Reported Size: 32 mm Distribution: Canada: New Brunswick; USA: Massachusetts References: Gould (1870) DdLlNSEWM; Thompson & Brown (1984) s
Partial List of References
Alder, J. 1841. Observations on the genus Polycera of Cuvier, with descriptions of two new British species Annals and Magazine of Natural History 6 337-342. [Stated date: -- Jan 1841.]
