Species that contain: Dallia and pectoralis [ 3 ] records

admirabilis, Dallia Chereshnev [I. A.] in Chereshnev & Balushkin 1980:801, Fig. [Voprosy Ikhtiologii v. 20 (no. 6) (art. 125); ref. 8729] Amguema River basin, middle reach, lake on right bank 500 meters east of Egvekinot-Iul'tin tract, Chukotka, Russia. Holotype: ZIN 45336 [wrongly 45335 in English translation]. •Synonym of Dallia pectoralis Bean 1880 -- (Mecklenburg et al. 2002:146 [ref. 25968], Dyldin et al. 2020:88 [ref. 37569] with question). •Valid as Dallia admirabilis Chereshnev 1980 -- (Chereshnev 1996:601 [ref. 24659], Reshetnikov et al. 1997:733 [ref. 24702], Reshetnikov 1998:53 [ref. 23570], Crossman & Ráb 2001:860 [ref. 25475], Bogutskaya et al. 2001:45 [ref. 26178], Chereshnev et al. 2001:48 [ref. 26736], Bogutskaya & Naseka 2004:125 [ref. 28183], Dyldin et al. 2020:112 [ref. 37569]). Current status: Valid as Dallia admirabilis Chereshnev 1980. Esocidae: Dalliinae. Distribution: North Asia: Lakes of middle and lower reaches of Amguema River basin, Chukotka Peninsula (Russia). Habitat: freshwater.

delicatissima, Dallia Smitt [F. A.] in Nordenskiöld 1881:64 [Vegas färd kring Asien och Europa; ref. 19816] Jinretlen, on Chukotski Peninsula and Port Clarence, Alaska, U.S.A. Syntypes: ?NMW 75344 (1), 78726 (1), 81031 (?), 59288 (?); NRM 9577-78 (12, 2). Also listed as Umbra delicatissima in Smitt 1882:1 [ref. 33976]. •Valid as Dallia delicatissima Smitt 1881 -- (Chereshnev 1996:601 [ref. 24659], Reshetnikov et al. 1997:734 [ref. 24702], Reshetnikov 1998:53 [ref. 23570], Chereshnev et al. 2001:48 [ref. 26736], Crossman & Ráb 2001:860 [ref. 25475], Bogutskaya et al. 2001:45 [ref. 26178], Bogutskaya & Naseka 2004:125 [ref. 28183]). •Synonym of Dallia pectoralis Bean 1880 -- (Mecklenburg et al. 2002:146 [ref. 25968], Dyldin et al. 2020:88 [ref. 37569]). Current status: Synonym of Dallia pectoralis Bean 1880. Esocidae: Dalliinae. Habitat: freshwater.

pectoralis, Dallia Bean [T. H.] 1880:358 [Proceedings of the United States National Museum v. 2 (no. 100); ref. 222] Saint Michael [Saint Michaels], Saint Michael Island, Alaska, U.S.A., Norton Sound, Bering Sea. Lectotype: USNM 23498 (1 of now 6, ? one with tag). Paralectotypes: (23) Acad. Sci. USSR [ex USNM 23498] (2); BMNH 1881.3.14.261 [ex USNM] (1), ?1883.12.14.155 [ex USNM 6661] (1); USNM 6661 (17), 23498 (5 of 6). Additional specimens: (14). Lectotype established (as figured specimen) in caption to Pl. 99, p. 3254 in Jordan & Evermann 1900 [ref. 2446] if figured specimen is identifiable. See Suttkus & Williams 2008:21 [ref. 30361]. •Valid as Dallia pectoralis Bean 1880 -- (Berg 1948:455 [ref. 12882], Lee et al. 1980:127 [ref. 22416], Page & Burr 1991:59 [ref. 18983], Chereshnev 1996:601 [ref. 24659], Reshetnikov et al. 1997:734 [ref. 24702], Reshetnikov 1998:53 [ref. 23570], Scott & Crossman 1998:338 [ref. 24570], Gudkov 1998:252 [ref. 24675], Fuller et al. 1999:234 [ref. 25838], Chereshnev et al. 2001:49 [ref. 26736], Crossman & Ráb 2001:860 [ref. 25475], Bogutskaya et al. 2001:45 [ref. 26178], Mecklenburg et al. 2002:146 [ref. 25968], Nelson et al. 2004:84 [ref. 27807], Bogutskaya & Naseka 2004:125 [ref. 28183], Scharpf 2006:21 [ref. 30386], Page & Burr 2011:376 [ref. 31215], Page et al. 2013:87 [ref. 32708], Page et al. 2023:82 [ref. 40505]). Current status: Valid as Dallia pectoralis Bean 1880. Esocidae: Dalliinae. Distribution: Northern Hemisphere: boreal. Habitat: freshwater.