Apatania aison Malicky, 1997

Pandher, Manpreet Singh, 2023, First record of Apatania aison Malicky, 1997 (Insecta: Trichoptera) from India, Records of the Zoological Survey of India 123 (2), pp. 135-137 : 135-137

Apatania aison Malicky, 1997

1997. Apatania aison Malicky, Linzer biol Beitr 29 (1): 229

Material examined: India: West Bengal; Singalila National Park, Gauribas , 27°03’03.6” N 88°01’58.8” E, 2,575 m, 28- ii-2021, Pandher (NZC). 4♂ (NZC- 8520/H13) .

Diagnosis: This species belongs to the A. fimbriata group and is related to A. copiosa McLachlan, 1875 . Both these species have very long Preanal appendages which have different arrangements of hairs or other similar modifications.

Adult Male: Overall colour in alcohol brown, wings without any patches, Forewing length 8.5 mm.

Male genitalia: Segment IX produced anteromedially, dorsally reduced, ventrally slightly longer to accommodate inferior appendages as viewed in lateral view. Preanal appendages about 2X as long as the IXth segment, dorsal margin almost straight; ventral margin with a blunt extension just after the mid-length. Inferior appendages two segmented, basal segment longer than apical segment, apical segment somewhat twisted, pointed ventro-apically as viewed in lateral view; pointed medially in ventral view. Phallus long, slender, stretched, slightly sub-distally kinked, distally with some strong bristles; the parameters long and slender, slightly curved and finely serrated at the end.

Distribution: Nepal; India (West Bengal).