hexapterus, Ammodytes Pallas [P. S.] 1814:226 [Zoographia Rosso-Asiatica v. 3; ref. 3351] Chukchi Sea, Russia, 67.4093°N, 173.5757°W. Neotype: UAM 2813. Neotype designated by Orr et al. 2015:138 [ref. 33719]. •Valid as Ammodytes hexapterus Pallas 1814 -- (Lindberg & Krasyukova 1975:198 [ref. 7348], Eschmeyer & Herald 1983:259 [ref. 9277], Ida in Masuda et al. 1984:222 [ref. 6441], Robins & Ray 1986:238 [ref. 23100], Scott & Scott 1988:440 [ref. 25518], Matarese et al. 1989:540 [ref. 26885], McAllister 1990:175 [ref. 14674], Sokolovskaya et al. 1998:13 [ref. 24670], Chikilev & Datsky 2000:772 [ref. 25065], Nakabo 2000:1074 [ref. 25182], Sheiko & Fedorov 2000:39 [ref. 25650], Mecklenburg et al. 2002:795 [ref. 25968], Zemnukhov et al. 2001:420 [ref. 25412], Nakabo 2002:1074 [ref. 26193], Fedorov et al. 2003:130 [ref. 27579], Parin 2003:S20 [ref. 28536], Nelson et al. 2004:161 [ref. 27807], Love et al. 2005:151 [ref. 37547], Mecklenburg et al. 2011:131 [ref. 31212], Page et al. 2013:166 [ref. 32708], Parin et al. 2014:464 [ref. 33547], Turanov & Kartavtsev 2014:447 [ref. 34455], Orr et al. 2015:138 [ref. 33719], Mecklenburg & Steinke 2015:165 [ref. 34033], Afonso et al. 2016:72, 84 [ref. 36199], Kells et al. 2016:292 [ref. 35888], Mecklenburg et al. 2016:222 [ref. 34440], Dyldin & Orlov 2017:187 [ref. 35257], Mecklenburg et al. 2018:414 [ref. 37370] see remarks, Burton & Lea 2019:88 [ref. 37205], Turanov et al. 2019:[2] [ref. 37071], Dyldin & Orlov 2021:856 [ref. 38925], Dyldin et al. 2021:56 [ref. 38804], Love et al. 2021:193 [ref. 39279], Chernova et al. 2022:7 [ref. 39177], Page et al. 2023:175 [ref. 40505]). Current status: Valid as Ammodytes hexapterus Pallas 1814. Ammodytidae. Distribution: Arctic Ocean, adjacent North Pacific and Bering Sea. Habitat: brackish, marine.