Patrus semivestitus ( Guérin-Méneville, 1840 ), Gupta & Sonali & Wani & Ghosh & Ghosh & Ghosh, 2025

Gupta, Devanshu, Sonali, Shipra, Wani, Irtiza, Ghosh, Priyanka, Ghosh, Asim Kumar & Ghosh, Sujit Kumar, 2025, A comprehensive taxonomic review of Indian Gyrinidae (Coleoptera): new combinations, geographic distribution, and annotated species checklist, Journal of Natural History 59 (17 - 20), pp. 1267-1338 : 1324

Patrus semivestitus ( Guérin-Méneville, 1840) comb. n.

( Figures 12 (e), 19(d))

Orectochilus semivestitus Guérin-Méneville, 1840, p. 38 ; Régimbart 1882a: pl. 10, fig. 4; Régimbart 1884: 413, pl. 12, fig. 123; Régimbart 1886: 262; Régimbart 1903: 334; Zimmermann 1917: 166; Vazirani 1958: 16; Ochs 1966b: 185; Mukherjee 1966: 63.

Orectochilus (Patrus) semivestitus : Ochs 1930: 34; Vazirani, 1984: 45, figs. 18D, E, 35A, F, 45D, F; Mukhopadhyay and Ghosh, 2007: 444; Jaiswal, 2012: 39; Jaiswal et al., 2013 a: 23, 2014: 90; Chandra et al., 2021: 231.

Type locality

Nilgiri ( Guérin-Méneville 1840).

Material examined

INDIA: Kerala: Idukki, Mathikettam Shola, Eravikulam , 9.984684°N, 77.246434°E, 4 exs ., 10 April 202, leg . P .M. Sureshan [30819/H4A]. Tamil Nadu: Nilgiri, Ooty , 11.4103°N, 76.695032°E, 1 ex ., 1 January 1928, leg . S .L . Hora [930/H4]; Coimbatore, Mettupalayam , 11.2822°N, 76.8071°E, 2 exs ., 5 April 1919, leg . N . Annandale and R.B.S. Sewell [1010/H4]. West Bengal: Darjeeling , 27.036°N, 88.262776°E, 1 ex ., 29 June 1918, leg . S . Kemp [931/H4] – 2 exs., 13 January 1923, leg . S . Kemp [932/H4].

Distribution in India ( Figure 19 (d))

Andhra Pradesh, Karnataka (Bengaluru), Kerala ( Cochin, Silent Valley Natioal Park), Madhya Pradesh (Betul), Maharashtra, Puducherry (Mahe), Tamil Nadu (Nilgiri Hills, Ootacamund, Coonoor River, Kotagiri, Palni, Hills, Kodaikanal, Shenbagnur, Madura, Dindigul, Trichinopoli, Chennai ‘Madras’, Cinchona, Kadamparai), Telangana (Hyderabad: Durgam Cheruvu, Ameenpur Lake), and West Bengal (Darjeeling) .

Figures

Figure 12. Habitus (in dorsal view): (a) Patrus oblongiusculus oblongiusculus (Régimbart); (b) P. productus (Régimbart); (c) P. punctulatus (Régimbart); (d) P. ritsemai (Régimbart); (e) P. semivestitus (Guérin-Méneville).

Figure 19. Map of India showing the distribution of Indian species of Gyrinidae. (a) P. oblongiusculus oblongiusculus, P. orissaensis, P. punctulatus; (b) P. productus; (c) P. horni, P. kempi, P. lucidus, P. rivularis, P. volubilis; (d) P. semivestitus.