Patrus oblongiusculus oblongiusculus ( Régimbart, 1886 )

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 : 1319-1320

Patrus oblongiusculus oblongiusculus ( Régimbart, 1886)

( Figures 12 (a), 19(a))

Orectochilus oblongiusculus Régimbart, 1886, p. 262 , pl. 4, fig. 11; Régimbart 1892b: 698; Régimbart 1907: 199; Zimmermann 1917: 166; Peschet 1923: 11.

Orectochilus feae Régimbart, 1888: 621 ; Régimbart, 1888: 621; Régimbart, 1891: 551. Orectochilus parkeri Ochs, 1925: 196 ; Ochs, 1930: 31.

Orectochilus (Patrus) oblongiusculus feae : Ochs 1930: 30, 1966a: 244.

Orectochilus oblongiusculus oblongiusculus : Vazirani 1958: 16.

Orectochilus oblongiusculus parkeri : Ochs 1930: 31; Vazirani 1958: 16; Ochs 1966a: 244. Orectochilus (Patrus) oblongiusculus : Ochs 1930: 30; Biswas et al. 1995: 131; Mazzoldi 2003: 29; Mukhopadhyay and Ghosh 2003: 22; Mukhopadhyay and Ghosh 2010: 272.

Patrus oblongiusculus oblongiusculus : Hájek and Fery 2017: 29, 2019: 7, 2022: 8.

Type locality

Sikkim, Pedong ( Régimbart 1886).

Material examined

INDIA: Uttarakhand: Almora , 29.59731°N, 79.665338°E, 1 ex ., 11 May 1930, leg . H .A. Pruthi [4835/H4A]. West Bengal: Darjeeling, Pashok , 27.07072°N, 88.394636°E, 2 exs ., 1 January 1929, leg . F .H . Gravely [1013/H4]; Darjeeling, Kurseong , 26.88214°N, 88.278851°E, 1 ex ., 24 September 1941, leg . H .A. Hafiz [4834/H4A].

Distribution in India ( Figure 19 (a))

Himachal Pradesh (Solan, Shimla), Meghalaya (Khasi Hills), Punjab, Sikkim, Uttar Pradesh, Uttarakhand (Almora, Kumaon, Bhimtal), and West Bengal (Darjeeling, Kurseong, Kalimpong, Pedong, Singla, Sukna, Pashok, Teesta).

Global distribution

India, Nepal, Myanmar, Thailand, Laos, and Vietnam.

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.