Icelus Krøyer [H. N.] 1845:253, 261 Masc. Icelus hamatus Krøyer 1845. Type by monotypy. •Valid as Icelus Krøyer 1845 -- (Watanabe 1960:42 [ref. 11959], Neelov 1973:596 [ref. 7219], Yabe 1981 [ref. 5547], Washington et al. 1984:442 [ref. 13660], Yabe in Masuda et al. 1984:324 [ref. 6441], Nelson 1984:19 [ref. 5391], Yabe 1985:111 [ref. 11522], Fedorov in Whitehead et al. 1986:1250 [ref. 13677], Tsutsui & Yabe 1996:301 [ref. 22432], Mecklenburg et al. 2002:400 [ref. 25968], Parin et al. 2002:S76 [ref. 28300], Tsuroka et al. 2009:97 [ref. 32107], Mecklenburg et al. 2011:122 [ref. 31212], Shinohara et al. 2011:43 [ref. 31715], Parin et al. 2014:253 [ref. 33547], Mecklenburg et al. 2016:67 [ref. 34440], Fukuzawa et al. 2022:1 [ref. 38955]). Current status: Valid as Icelus Krøyer 1845. Psychrolutidae.