Species that contain: Himantura and imbricata [ 3 ] records

imbricata, Raja Bloch [M. E.] & Schneider [J. G.] 1801:366, 553 [M. E. Blochii, Systema Ichthyologiae; ref. 471] Tranquebar [Tharangambadi], India. Holotype (unique): ZMB 7585 (dry). Type catalog: Paepke & Schmidt 1988:177 [ref. 21041], Paepke 1999:75 [ref. 24282]. •Valid as Amphotistius imbricatus (Bloch & Schneider 1801) -- (Rainboth 1996:52 [ref. 22772]). •Valid as Dasyatis imbricata (Bloch & Schneider 1801) -- (Dor 1984:17 [ref. 29757], Mohsin & Ambak 1996:75 [ref. 27969] as imbricatus with author as Schneider, Fricke 1999:30 [ref. 24106] as imbricatus). •Valid as Himantura imbricata (Bloch & Schneider 1801) -- (Compagno & Roberts 1982:325 [ref. 8489], Nishida 1990:92 [ref. 19783], Talwar & Jhingran 1991:45 [ref. 20764], Goren & Dor 1994:5 [ref. 25356], Randall 1995:45 [ref. 22896], Morón et al. 1999:151 [ref. 24253], Last & Compagno 1999:1502 [ref. 24639], Compagno 1999:496 [ref. 25589], Compagno in Randall & Lim 2000:583 [ref. 25122], Sujatha 2002:157 [ref. 26899], Manilo & Bogorodsky 2003:S94 [ref. 27377], Mishra & Krishnan 2003:17 [ref. 27712] with author as Schneider, Bonfil & Abdallah 2004:49 [ref. 27735], Compagno et al. 2005:73 [ref. 29145], Schwartz 2008:37 [ref. 36773], Henderson & Reeve 2011:173 [ref. 38995], Last & White 2013:18 [ref. 32949], Kottelat 2013:26 [ref. 32989], Psomadakis et al. 2015:101 [ref. 34104], Weigmann 2016:135 [ref. 34211], Haroon & Kibria 2021:105 [ref. 39241]). •Valid as Brevitrygon imbricata (Bloch & Schneider 1801) -- (Last et al. 2016:360 [ref. 34581], Last et al. 2016:534 [ref. 35010], Ali et al. 2018:303 [ref. 36183], Kumar et al. 2018:297 [ref. 36178], Suresh et al. 2018:47 [ref. 36495], Golzarianpour et al. 2020:330 [ref. 37674], Habib & Islam 2020:Supplementary table p. 3 [ref. 38321], Psomadakis et al. 2020:204 [ref. 37272], Srinivasan et al. 2021:2 [ref. 38695] as imbricate, Manjaji-Matsumoto et al. 2022:601 [ref. 39674], Last et al. 2023:12 [ref. 40701], Vilasri et al. 2023:71 [ref. 40764]). Current status: Valid as Brevitrygon imbricata (Bloch & Schneider 1801). Dasyatidae: Urogymninae. Distribution: Northeastern Indian Ocean: east coast of India and Bangladesh east to Myanmar. Habitat: brackish, marine.

polylepis, Trygon Bleeker [P.] 1852:73 [Verhandelingen van het Bataviaasch Genootschap van Kunsten en Wetenschappen. v. 24 (art. 12); ref. 333] Jakarta, Java, Indonesia. Holotype (unique): RMNH 7452. •Synonym of Dasyatis imbricata (Bloch & Schneider 1801) -- (Dor 1984:17 [ref. 29757]). •A senior synonym of Himantura chaophraya Monkolprasit & Roberts 1991 -- (Last & Manjaji-Matsumo 2008:289 [ref. 29694] = valid as Himantura polylepis (Bleeker 1852)), Last el al. 2010:208 [ref. 32461]. •Valid as Himantura polylepis (Bleeker 1852) -- (Kottelat 2013:26 [ref. 32989], Weigmann 2016:136 [ref. 34211]). •Valid as Urogymnus polylepis (Bleeker 1852) -- (Last et al. 2016:363 [ref. 34581], Last et al. 2016:174 [ref. 34634], Iqbal & Yustian 2016:333 [ref. 34942], Last et al. 2016:618 [ref. 35010], Iqbal et al. 2017:84 [ref. 35489], Windusari et al. 2019:337 [ref. 37369] as cf. polylepis, Iqbal et al. 2019:371 [ref. 37370] as cf. polylepis, Psomadakis et al. 2020:211 [ref. 37272], Sen et al. 2020:91 [ref. 37564], Haque et al. 2021:215 [ref. 38677], Taki et al. 2021:37 [ref. 39830], Manjaji-Matsumoto et al. 2022:615 [ref. 39674], Sen et al. 2022:[2] [ref. 39737], Allen & Erdmann 2024:70 [ref. 40796]). Current status: Valid as Urogymnus polylepis (Bleeker 1852). Dasyatidae: Urogymninae. Distribution: South Asia and Southeast Asia: India, Bangladesh, Myanmar, Thailand, Cambodia, Malaysia and Indonesia. Habitat: freshwater, brackish.

walga, Trygon Müller [J.] & Henle [F. G. J.] 1841:159, [Pl. 51 (left)] [Systematische Beschreibung der Plagiostomen; ref. 3069] Bay of Bengal, Ganges Delta, India [Red Sea; Ganges Delta]. Lectotype: MNHN 0000-2431. Other former syntypes: (originally 9, most belonging to other species) BMNH 1889.2.1.4196 (1, Madras); MNHN 0000-2337 (1) Red Sea [= Brevitrygon manjajiae]; RMNH 2453-2455 (3) [= Brevitrygon heterura]. Type catalog: Bertin 1939:85-86 [ref. 20739], Séret & McEachran 1987:20 [ref. 9312]. Apparently based on multiple species; lectotype selected by Last et al. 2023:37 [ref. 40701]. •Synonym of Dasyatis imbricata (Bloch & Schneider 1801) -- (Dor 1984:17 [ref. 29757]). •Valid as Dasyatis walga (Müller & Henle 1841) -- (Krishnan & Mishra 1993:211 [ref. 24016], Mohsin & Ambak 1996:78 [ref. 27969]). •Synonym of Himantura imbricata (Bloch & Schneider 1801) -- (Séret & McEachran 1986:20 [ref. 9312], Talwar & Jhingran 1991:45 [ref. 20764], Randall 1995:45 [ref. 22896]). •Valid as Himantura walga (Müller & Henle 1841) -- (Last & Compagno 1999:1492 [ref. 24639], Compagno 1999:496 [ref. 25589], Vossoughi & Vosoughi 1999:304 [ref. 25467], Compagno in Randall & Lim 2000:583 [ref. 25122], Sujatha 2002:157 [ref. 26899], Compagno et al. 2005:74 [ref. 29145], Kimura 2009:13 [ref. 30426], Weigmann 2011:265 [ref. 32424], Last & White 2013:18 [ref. 32949], Kottelat 2013:26 [ref. 32989], Yoshida et al. 2013:15 [ref. 34464], Manjaji-Matsumoto in Kimura et al. 2015:8 [ref. 34319], Weigmann 2016:138 [ref. 34211] see remarks, Haroon & Kibria 2021:111 [ref. 39241]). •Valid as Brevitrygon walga (Müller & Henle 1841) -- (Last et al. 2016:360 [ref. 34581], Last et al. 2016:536 [ref. 35010], Ali et al. 2018:304 [ref. 36183], Golani & Fricke 2018:15 [ref. 36273], Jawad et al. 2018:96 [ref. 36262] as B. walga s.l., Suresh et al. 2018:48 [ref. 36495], Eagderi et al. 2019:9 [ref. 37020], Golzarianpour et al. 2020:330 [ref. 37674], Habib & Islam 2020:Supplementary table p. 3 [ref. 38321], Taki et al. 2021:36 [ref. 39830], Hsu et al. 2022:3 [ref. 39567], Manjaji-Matsumoto et al. 2022:602 [ref. 39674], Last et al. 2023:26 [ref. 40701]). Current status: Valid as Brevitrygon walga (Müller & Henle 1841). Dasyatidae: Urogymninae. Distribution: Indian Ocean: Bay of Bengal, Madras, eastern India, Bangladesh to Bok Ye-gan, Myanmar. Habitat: brackish, marine.