Key to the Indian species of Forcipomyia (Lepidohelea) (Modified after Pal et al. 2024b)

Female

1. Hairs on apical and anal margin of wing serrated.................................... F. (L.) calotricha Kieffer, 1911

– Hairs on wing margin simple............................................................................ 2

2(1). Sub-basal and sub-apical brownish bands on all legs (Congo, Seychelles)............. F. (L.) chrysolopha (Kieffer, 1911)

– Banding pattern of legs variable......................................................................... 3

3(2). Spermatheca one...................................................................................... 4

– Spermathecae two.................................................................................... 7

4(3). Capitate sensilla of maxillary palp protruded............................................................... 5

– Capitate sensilla of maxillary palp confined within sensory pit................................................. 6

5(4) Spermatheca large, with long neck........................... F. (L.) biharinathensis Pal, Chatterjee and Hazra, 2024b

– Spermatheca small, with a short neck................................... F. (L.) ansula Pal, Ghosh and Hazra, 2024a

6(4). Maxillary palp with large, irregular sensory pit.............................................. F. (L.) sulcoa sp. n.

– Maxillary palp with small, rounded sensory pit....................... F. (L.) buccina Pal, Chatterjee and Hazra, 2024b

7(3). Spermathecae large with no neck...................................................... F. (L.) inflatistyla sp. n.

– Spermathecae small with neck........................................................... F. (L.) ranula sp. n.

Male

1. Tip of gonostylus shoe shaped................................................ F. (L.) chrysolopha (Kieffer, 1911)

– Tip of gonostylus either blunt or pointed.................................................................. 2

2 (1). Aedeagus flattened, roughly square shaped................................................. F. (L.) sulcoa sp. n.

– Aedeagus elongated................................................................................... 3

3(2). Gonostylus nearly straight with pointed apex; caudomedian excavation “U” shaped.............. F. (L.) inflatistyla sp. n.

– Gonostylus slightly curve with blunt rounded tip; caudomedian excavation irregular................................ 4

4(3). Lateral process of parameres “prong horn” like....................... F. (L.) buccina Pal, Chatterjee and Hazra, 2024b

– Lateral process of parameres simple...................................................................... 5

5(4). Submedian process of parameres apically hooked, inwardly directed with a blunt tip................................................................................................. F. (L.) ansula Pal, Ghosh and Hazra, 2024a

– Submedian process of parameres swollen basally, outwardly directed with a pointed tip.............. F. (L.) ranula sp. n.