Dineutus (Cyclous) indicus Aube, 1938

Deepa, Jaiswal, Shankar, Shiva, Kumar, Devadoss, Madasamy, Karuthapandi, Jadhav, Shrikant & Sulthana, Rehanuma, 2023, Molecular and Morphological identification of the genus Dineutus MacLeay, 1825 (Coleoptera, Gyrinidae) from Eastern Ghats, India, Journal of Insect Biodiversity and Systematics 9 (3), pp. 499-512 : 503

Dineutus (Cyclous) indicus Aube, 1938 ( Figs 2A, 2D, 2G)

Dineutus indicus Aube, 1938 , 6:772; Dineutus (Protodineutus) , indicus Ochs, 1928 , 40:61–74; Dineutus (P.) indicus, Vazirani, 1984:22–24 .

Material examined. India, Odisha, 16♂♂, 24♀♀, Dudum waterfall (18°31'40.08''N, 82°25'30.72''E), 29.xii.2019, Reg. No. FBRC /ZSI/INS/1813 ; 1♀, Ghodahada Dam (19°17'27.96''N, 84°27'35.64''E), 21.i.2022, Reg. No. FBRC /ZSI/INS/3344 ; 2♀♀, Baghalati Dam (19°8'16.8''N, 84°23'56.76''E), 21.i.2022, Leg.: J. Deepa & S. Shankar, Reg. No. FBRC /ZSI/INS/3345 ; Andhra Pradesh, 6♂♂, 16♀♀, Dharamattam waterfall (17°42'47.52''N, 82°28'41.88''E), 3.ix.2018, Reg. No. FBRC /ZSI/INS/1127 ; 1♂, Thatiguda waterfall (18°13'33.96''N, 83°0'5.76''E), 27.i.2020, Reg. No. FBRC /ZSI/INS/1853 ; 21♂♂, 49♀♀, Amruthadara waterfall (17°38'20.04''N, 81°36'45''E), 14.xi.2019, Reg. No. FBRC /ZSI/INS/2071 ; 2♂♂, 5♀♀, Talakona waterfall (13°48'44.64''N, 79°12'58.32''E), 22.xii.2018, Reg. No. FBRC /ZSI/INS/2072 ; 34♂♂ 56♀♀, Visakhapatnam (17°50'30.84''N, 83°19'16.68''E) 25.xii.2020, Reg. No. FBRC /ZSI/INS/2232 ; 1♀, Kintukuru , (17°30'17.28''N, 81°41'51.36''E), 15.vii.2021, Reg. No. FBRC /ZSI/INS/2461 ; 8♂♂ 20♀♀, Rollapadu Wildlife Santuary (15°27'5.04''N, 78°12'43.92''E), 16.viii.2021 Reg. No. FBRC /ZSI/INS/2531 ; 4♀♀, Moddisalava Dam (17°46'0.84''N, 83°17'50.28''E), 21.vii.2022 Reg. No. FBRC /ZSI/INS/3284 ; 2♂♂, Marredmalli coffee plantation (17°36'5.04''N, 81°41'16.44''E), 16.vii.2021, Leg.: J. Deepa & S. Shankar, Reg. No. FBRC /ZSI/INS/3307 ; Telangana, 3♂♂, 5♀♀, Mallelatheertham waterfall (16°16'1.92''N, 78°51'21.96''E), 14.xii.2020, Reg. No. FBRC /ZSI/INS/1518 ; 2♂♂, Billakal (16°15'51.84''N, 78°38'11.76''E), 17.ix.2019, Reg. No. FBRC /ZSI/INS/1597 ; 10♂♂, 23♀♀, Saleshwaram waterfall (16°10'11.64''N, 78°38'21.48''E), 12.ii.2020, Reg. No. FBRC /ZSI/INS/1812 ; 2♂♂, 8♀♀, Vattavarlapally (16°15'4.68''N, 78°45'40.68''E), 1.x.2020, Reg. No. FBRC /ZSI/INS/2192 ; 5♀♀, Mannanur (16°19'12''N, 78°44'43.8''E), 3.x.2020, Reg. No. FBRC /ZSI/INS/2273 ; 4♂♂, Marredmadine (16°10'1.56''N, 78°26'57.84''E), 27.xii.2018, Reg. No. FBRC /ZSI/INS/2395 ; 1♂, 2♀♀, Nadimpally (16°24'25.2''N, 78°40'55.92''E), 21.xii.2021 Reg. No. FBRC /ZSI/INS/2740 ; 6♂♂, 2♀♀, Loddi Mallanna Waterfall (16°18'27.72''N, 78°43'12.72''E) 24.xii.2018, Leg.: J. Deepa & S. Shankar, Reg. No. FBRC /ZSI/INS/1322 ; Tamil Nadu, 3♂♂, 2♀♀, Aagaya Gangai waterfall (11°16'1.92''N, 78°23'37.68''E), 9.iv.2019, Reg. No. FBRC /ZSI/INS/2350 ; 1♂, 3♀♀, Muttal waterfall (11°38'41.64''N, 78°38'50.28''E), 5.i.2019, Reg. No. FBRC /ZSI/INS/1519 ; 15♂♂, 35♀♀, Beemarapatti waterfall (12°0'49.68''N, 78°43'46.92''E), 9.i.2019, Reg. No. FBRC /ZSI/INS/1444 ; 2♀♀, Masila waterfall (11°18'8.64''N, 78°23'37.32''E), 6.i.2019, Reg. No. FBRC /ZSI/INS/1446 ; 1♂, 5♀♀, Kottachedu Kari (11°49'9.84''N, 78°16'9.12''E), 7.i.2019, Reg. No. FBRC /ZSI/INS/1447 ; 4♀♀, Govindapuram Waterfall (12°18'53.28''N, 78°35'27.96''E), 10.i.2019, Leg.: J. Deepa & S. Shankar, Reg. No. FBRC /ZSI/INS/1448 .

Diagnostic characters ( Figs 2A, 2D, 2G). Body size 13.5–15.5 mm, somewhat round, elongated, slander, black in color, punctuated, clypeus bronze, lateral sides green iridescence, reticulation distinct, antennae black with 6 segments, pronotum black, lateral margin oblique, elytra black, striate, reticulation clear, the surface somewhat like mat appearance, punctuation double, ventral surface black, legs reddish to black, median lobe and paramere equal in length, median lobe point, paramere with dense sitation, paramere subparallel rounded towards apex.

Distribution. Oriental ( India [Andhra Pradesh, Bihar, Gujarat, Himachal Pradesh, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Rajasthan, Odisha, Puducherry, Tamil Nadu, Telangana, Utter Pradesh, West Bengal]); Palaearctic ( Pakistan) ( Vazirani, 1984; Deepa et al., 2022).