Type locality: Forsblad Fjord, East Greenland, 72 ‡ 27 ’ N, 25 ‡ 28 ’ W, 91–164 m.
Type: probably most of the original specimens were placed in the Zoological Museum, Copenhagen (ZMC). Stuardo (1968) records and photographs a broken specimen and a paralectotype from the ZMC but these not found in 2002, nor in the Swedish Museum of Natural History Stockholm, however, 1 spec. (sh) exists (? lectotype) USNM No.209682, Forsblad Fjord, East Greenland, 91–164 m, i.e. from the type locality of the 1900 Danish Expedition.
Lima sulculus Leche, 1878: 34.
Lima hyperborea Jensen, 1905: 329, figure 1a–d; Jensen, 1912: 41, pl. II, figure 5a–e.
Limatula hyperborea Jensen, 1905: 329, figure 1a–d; Filotova, 1948: 107, figure 8a, b; Soot-Ryen, 1958: 14; Stuardo, 1968: 226, pl. 14 figures 59, 60; Abbott, 1974: 454; Fleming, 1978: 24; Høisaeter, 1986: 117.
Lima hyperborea Jensen, 1912: 41, pl. 2, figure 5.
Lima (Limatula) hyperborea Thiele, 1920: 43, pl. 9, figures 3–5; Ockelmann, 1958: 72, pl. 2, figure 3.
Limatula gwyni hyperborea Nordsieck, 1969: 57.
Limatula gwyni var. hyperborea Lucas, 1980: 6.
Lima subovata Friele and Greig, 1901: 7.