pancalus, Macrognathus Hamilton [F.] 1822:30, 364, Pl. 22 (fig. 7) [An account of the fishes found in the river Ganges; ref. 2031] Ganges River drainage, India. No types known. Hamilton's original illustration reproduced by Britz 2019:Pl. 20 [ref. 37532]. •Valid as Mastacembelus pancalus (Hamilton 1822) -- (Shrestha 1978:41 [ref. 15970], Ataur Rahman 2003:286 [ref. 31338]). •Valid as Macrognathus pancalus Hamilton 1822 -- (Travers 1984:144 [ref. 5147], Ataur Rahman 1989:263 [ref. 24860], Talwar & Jhingran 1991:1027 [ref. 20764], Sen 1995:597 [ref. 23778], Banik & Choudhury 1996:580 [ref. 24736], Rema Devi et al. 1999:165 [ref. 24758], Menon 1999:302 [ref. 24904], Rafique 2000:327 [ref. 25220], Karmakar 2000:35 [ref. 25662] as puncalus, Arunkumar & Tombi Singh 2000:118 [ref. 25674], Mirza 2003:25 [ref. 27265], Shrestha 2008:211 [ref. 29923], Ahmed et al. 2013:287 [ref. 32872], Plamoottil & Abraham 2014:51 [ref. 33147] as puncalus, Plamoottil & Abraham 2014:104 [ref. 33317], Arunkumar 2016:2006 [ref. 35770], Arunkumar & Manimekalan 2018:1739 [ref. 36172], Dhanze et al. 2018:371 [ref. 37780], Suresh et al. 2018:171 [ref. 36495], Arunkumar 2020:48 [ref. 37761], Kosygin et al. 2022:671 [ref. 40736], Tudu et al. 2022:43 [ref. 40484]). Current status: Valid as Macrognathus pancalus Hamilton 1822. Mastacembelidae. Distribution: South Asia: Pakistan, India, Nepal and Bangladesh. Habitat: freshwater.