Leofa

Key to the Indian species of Leofa (males only)

(Modified from the key of Viraktamath and Viraktamath (1992))

1 Subgenital plates rounded caudally; aedeagal shaft with a caudal hood, basal process short narrower than width of the shaft .......................................................................... 2

­ Subgenital plates truncate caudally; aedeagal shaft without a caudal hood, basal process long, broader than width of the shaft....................................................................... .............................................................. Leofa truncata Viraktamath and Viraktamath

2 Apophysis of style with bilobed apex; Subgenital plate with a slightly curved sclerotized ridge reaching caudal margin; apex of aedeagal shaft with a rim .......................... ......................................................................... L. neela Viraktamath and Viraktamath

­ Apophysis of style with rounded apex; subgenital plate with strongly angled ridge not reaching caudal apex; aedeagal shaft without an apical rim ......................................... 3

3 Apex of aedeagal shaft without a quadrate process on its caudal. margin; caudal hood of aedeagus as long as the shaft .................... L. robusta Viraktamath and Viraktamath

­ Aedeagal shaft with a ventrally directed quadrate process on caudal margin of shaft at apex; caudal hood of aedeagus not reaching the apex of the shaft .............................. 4

4 Aedeagal shaft robust and mushroom­shaped; basal process reaching beyond midlength of shaft................................................................................. L. mushroomi sp.n.

­ Aedeagal shaft not mushroom­shaped .......................................................................... 5

5 Aedeagus with uniform tubular shaft, caudal hood not strongly developed; gonopore asymmetrically placed on left side .............................................. L. mysorensis Distant

­ Aedeagal shaft hood­like with lateral lamellate expansion; caudal hood strongly developed; gonopore symmetrically placed .............. L. naga Viraktamath and Viraktamath