Indomyrlaea

Key to the species of Indomyrlaea based on male

1. Forewing with two distinct black discal spots, and a black spot near basal 1/3 of vein A (Fig. 12).............. I. phaeella

- Forewing without spot described as above................................................................ 2

2. Juxta with median area almost membranous; aedeagus slender, with one or two clubbed cornuti, without microcornuti arranged in wheatear-shape.................................................................................... 3

- Juxta with median area strongly sclerotized; aedeagus stout, with numerous microcornuti arranged in wheatear-shape, without clubbed cornutus..................................................................................... 4

3. Costa of valva with a process apically; sacculus of valva pointed and separated from valva at end (Fig. 21).................................................................................................... I. bannensis sp. nov.

- Costa of valva without process apically; sacculus is neither pointed nor separated from the valva at end (Roesler 1983, Tafel 36: 22.54)............................................................................... I. kalmasapada

4. Uncus triangular; the arms of gnathos connect to invert-V-shaped.............................................. 5

- Uncus bell-shaped or trapezoid; the arms of gnathos connect to arch-shaped...................................... 6

5. Sacculus extends no more than half of valva, with a small hook apically (Fig. 19)......................... I. sutasoma

- Sacculus extends more than half of valva, with a large hook apically (Fig. 24).................. I. proceripalpa sp. nov.

6. Gnathos with medial lobe twice length of lateral lobe; aedeagus without conic, thorn-like cornutus (Fig. 22)................................................................................................ I. fastigipalpa sp. nov.

- Gnathos with medial lobe about same length of lateral lobe; aedeagus with a conic, thorn-like cornutus................ 7

7. Distal part of valva acinaciform; aedeagus with the thorn-like cornutus near apex (Fig. 23).............. I. nigra sp. nov.

- Distal part of valva hammerheaded; aedeagus with the thorn-like cornutus at basal 3/7 (Fig. 25)...... I. sinuapalpa sp. nov.