Acheron longus (Walker, 1853)

Ascalaphus longus Walker, 1853: 435 . Type locality: Bangladesh (?) [Bengal].

Ascalaphus anticus Walker, 1853: 434 . Type locality: Bangladesh (?) [Bengal].

Ascalaphus loquax Walker, 1853: 434 . Type locality: Bangladesh (?) [Bengal].

Ascalaphus trux Walker, 1853: 432 . Type locality: Unknown.

Helicomitus ctenocerus Gerstaecker, 1894: 101 . Type locality: India (Meghalaya [ Khasia Hills]).

Hybris kolthoffi Navás, 1927a: 2 . Type locality: China (Jiangsu).

Indian distribution: Assam: Baksa Dist.: Manas National Park (reserve), Mathanguri [Mothorguri] (village); Dhubri Dist.: Jamduar (village); Goalpara Dist.: Goalpara (town); Kamrup Dist.: Kamrup (region); Sivasagar Dist.: Sivasagar [Sibsagar] (city); Meghalaya: East Garo Hills Dist.: Songsak [Songsok] (town), Tasek Forest Rest House (locale); East Khasi Hills Dist.: Shillong (hill station); Mawpat [Maupat] (locale); Risa Colony (locale); Jaintia Hills Dist.: Dawki (town); West Garo Hills Dist.: Tura (town); Mizoram: Aizawl Dist.: Seling (town); Sikkim: [no further locality]; West Bengal: Alipurduar Dist.: Buxa (village); Darjeeling Dist.: Darjeeling (town); Peshok [Pashok] (village); Rangpo [Rongpo] (village), Andheri Khola (river); Sukna (village) (Needham 1909: 198; van der Weele 1909c: 230; Fraser 1922: 516; Ghosh & Sen 1977: 321; Ghosh 1988: 177; Ghosh 1999: 143; Ghosh 2000a: 106; Ghosh 2000b: 109; Sziráki 2000: 87).

World distribution: Bangladesh, Bhutan, Cambodia, China, India, Japan, Laos, Malaysia, Myanmar, Pakistan, Thailand, Vietnam (Walker 1853: 435; Needham 1909: 198; Esben-Petersen 1913c: 227; Navás 1917d: 10; Navás 1919d: 190; Fraser 1922: 516; Sziráki 1998: 58; Michel 2005: 218; Ábrahám 2008: 67; Hassan & Liu 2021: 406; Oswald 2024a).