Dineutus ( Cyclous ) spinosus spinosus (Fabricius)

Dineutus ( Cyclous) spinosus spinosus (Fabricius)

( Figures 6 View Figure 6 (b), 14(c))

Gyrinus spinosus Fabricius, 1781, p. 298 ; Fabricius 1792: 203; Olivier 1795: 13, pl. 1, fig. 7; Fabricius 1801: 275; Forsberg 1821: 300; Perty 1831: 12.

Dineutes spinosus : Aubé, 1838: 789; Motschulsky 1861: 109; Régimbart 1882a: 425, pl. 12, figs. 48, 48a; Régimbart 1888: 619; Régimbart 1891: 547; Nowrojee 1912: 177; Vazirani 1958: 16; Ochs 1966b: 179; Mukhopadhyay and Ghosh 2003: 15; Dutta and Bhattacharya 2008: 182; Suksai et al., 2021: 106

Dineutus ( Gyrinodineutus) spinosus : Ochs, 1926: 136, 1927c: 40, 1927b: 245, 1928: 43, 1929b: 247, 1929c: 401.

Dineutus ( Spinosodineutus) spinosus : Ochs,1930: 10; Mouchamps 1949: 232, pl. 1, fig. 7, pl. III, IV, fig. 5, pl. V, fig. 6; Vazirani 1977c: 291, 1984: 17, figs. 14A, 31B, 34A, 44A; Biswas et al. 1995: 125; Mukhopadhyay et al. 2000: 80 (misspelled as spinicollis); Mazzoldi 2003: 26; Mukhopadhyay and Ghosh 2004: 361; Mukhopadhyay and Ghosh 2010: 271, 2015: 463; Darilmaz and Ahmed 2016: 151; Hájek and Fery 2017: 23; Chandra et al. 2021: 231.

Dineutus ( Cyclous) spinosus spinosus : Hájek and Fery, 2019: 3, 2022: 3.

Dineutus ( Cyclous) spinosus : Jaiswal et al., 2023: 504, figs. 2B, E, H; Shankar et al. 2023: 456 View Cited Treatment , fig. 25; Takawane et al. 2024: 482, figs. 2a,b.

Type locality

Coromandal ( Mouchamps, 1949).

Material examined

INDIA: Arunachal Pradesh: West Kemang, Bomdila , 27.26449°N, 92.415931°E, 2 exs GoogleMaps ., 20 March 1973,leg . S GoogleMaps .K . Mondal [25091–25092/H4A]; East Siang, Pasighat Town , 28.05427°N, 95.330017 °

E, 4 exs., 19 January 2000,leg .S .K . Mondal [25093/H4A] . Assam: Darrang, Mangaldai , 26.44708° N, 92.03185°E, 15 exs GoogleMaps ., 1 January 1928, leg . S GoogleMaps .W . Kemp [978/H4]; Khandang, Umrangro, N .C. Hills , 25.509895°N, 92.738647°E, 1 ex GoogleMaps ., 7 December 1999, leg . S GoogleMaps .J.S . Hattan [30496/H4A]; Khandang, Umrangro, N .C. Hills , 25.509895°N, 92.738647°E, 68 exs GoogleMaps ., 4 March 2000, leg . S GoogleMaps .J.S . Hattan [30495/H4A] . Bihar: Lakhisarai, Kiranpur , 25.26965°N, 86.30027°E, 1 ex GoogleMaps ., 13 September 1915, leg . C GoogleMaps . Paiva [928/H4] . Manipur: Chandel, Tengnoupal , 24.38457°N, 94.147568°E, 6 exs GoogleMaps ., 12 February 1992,leg .A GoogleMaps . Bhattacharya [26190/H4A]; Bishnupur , 24.63036°N, 93.759829°E, 1 ex GoogleMaps ., 1 June 1992, leg. R. Mathew [26191/H4A]; Chandel , Tengnoupal, 24.38457°N, 94.147568°E, 2 exs GoogleMaps ., 12 February 1993,leg . A GoogleMaps . Bhattacharya [26192/H4A]; Bishnupur , 24.63036°N, 93.759829°E, 1 ex GoogleMaps ., 13 February 1993, leg . A GoogleMaps . Bhattacharya [26193/H4A] . Odisha: Angul, Hatibari , 20.61834°N, 84.813734°E, 1 ex GoogleMaps ., 1 March 2016,leg . S GoogleMaps .K . Ghosh [23855/H4A] . West Bengal: Darjeeling, Teesta River , 27.05703°N, 88.425818°E, 6 exs GoogleMaps ., 23 October 1931, leg . S GoogleMaps .L . Hora [9364–9369/H4] .

Distribution in India ( Figure 14 View Figure 14 (c))

Arunachal Pradesh ( West Kameng , East Siang), Andhra Pradesh (Kandeleru reservoir, Jonnavada, Relli Lake, Thatipudi Reservoir, Rollapadu Wildlife Sanctuary; Koundinya Wildlife Sanctuary: Kalyani Revu Waterfal), Assam (Mangaldai, Tezpur, Guwahati, Kowpati), Bihar (Pusa, Kiratpur, Saran, Santal Parganas), Delhi, Manipur (Bishnupur, Tengnoupal, Chandel), Meghalaya (Shillong), Odisha (Angul, Puri), Puducherry (Karaikal), Sikkim, Tamil Nadu (Madras: Coromandel, Kottachchedu Kari), Telangana (Billakal), Uttar Pradesh (Lucknow), Uttarakhand (Asan Wetland, Nainital), and West Bengal (‘Calcutta’ Kolkata, Murshidabad, Siliguri, Darjeeling, Jalpaiguri) .

Global distribution

Bangladesh, Borneo, Indonesia, India, Laos, Malaysia, Myanmar, Pakistan, Sri Lanka, Singapore, Thailand and Vietnam.

Remarks

This is the first record of this species from Arunachal Pradesh.