Patrus ribeiroi ( Vazirani, 1958 ), 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 : 1322

Patrus ribeiroi ( Vazirani, 1958) comb. n.

( Figures 13 (b), 18(d))

Orectochilus (Patrus) ribeiroi Vazirani, 1958, p. 14 , figs. 1a, e, 1984: 90, figs. 26A, 40D, 48E; Biswas et al. 1995: 132; Ghosh and Mitra 2014: 67.

Orectochilus (Patrus) rebeiroi : Mukhopadhyay and Ghosh 2015: 464.

Type locality

Bengal, Brahmani River ( Vazirani 1958).

Type material

‘ Holotype // INDIA / Brahmani River / West Bengal /7.8. iii.1931 / S. Ribeiro // ♂ // 9678H4 // Orectochilus ribeiroi Vazirani’ [ NZSI].

Distribution in India ( Figure 18 (d))

Bihar (Muzzafarpur), Uttar Pradesh (Mirzapur), Odisha, and West Bengal (Brahmani River, Sunderban Biosphere Reserve ) .

Figures

Figure 13. Habitus of type specimens (in dorsal view) with attached label data:(a) Orectochilus orissaensis Vazirani, holotype [current name: P. orissaensis (Vazirani)]; (b) O. ribeiroi (Vazirani), holotype [current name: P. ribeiroi (Vazirani)]; (c) O. similis Ochs, type [current name: P. similis (Ochs)]; (d) O. volubilis (Ochs) [current name: P. volubilis (Ochs)].

Figure 18. Map of India showing the distribution of Indian species of Gyrinidae. (a) P. neglectus, P. cribratellus cribratellus, P. cribratellus metallescens; (b) P. similis, P. ritsemai; (c) P. limbatus; (d) P. ribeiroi, P. marginipennis angustilimbus, P. marginipennis marginipennis, P. nathani, P. metallicus, P. uttarpradeshensis.