Neboissomina

Cartwright, David I., 2011, Descriptions of Neboissomina, new genus and 6 new species of Ecnomidae from Australia (Trichoptera), Zootaxa 2736, pp. 17-30 : 19-20

Key to males of species of Neboissomina

1. Inferior appendages fused to form single large ovoid plate (Figs 4, 7, 10)......................................... 2

- Inferior appendages fused to form single large sub-rectangular plate (Figs 13, 16, 19, 22)........................... 4

2. Inferior appendages not tapered strongly in distal quarter to form single point, truncate distally (Fig. 4) NE-Qld............................................................................................ N. persona , new species.

- Inferior appendages tapered strongly in distal quarter to form single point, not truncate distally (Figs 7, 10).............. 3

3. Inferior appendages with single meso-dorsal process visible subapically (Figs 6, 7); superior appendages not tapered in distal half (Fig. 6); SE-Qld.................................................................. N. krokale (Neboiss) .

- Inferior appendages without single meso-dorsal process, but with pair of lateral processes visible subapically (Figs 9, 10); superior appendages tapered in distal half (Fig. 9); NE-Qld................................... N. mida , new species.

4. Superior appendages broadest near middle, not gradually tapered distally; inferior appendages in lateral view sub-quadrate, truncate distally (Fig. 12); NE-Qld..................................................... N. jardinei , new species.

- Superior appendages not broadest near middle, gradually tapered distally; inferior appendages in lateral view not sub-quadrate, not truncate distally (Figs 15, 18, 21)...................................................................... 5

5. Inferior appendages in ventral view with single, small meso-distal rounded process (Fig. 16), in lateral view sub-triangular, length about 3 times width (Fig. 15); SE-Qld............................................ N. kuranya , new species.

- Inferior appendages in ventral view without single small meso-distal process (Figs 19, 22), in lateral view not sub-triangular, length greater than 3.5 times width (Figs 18, 21)............................................................. 6

6. Inferior appendages in lateral view narrowed in distal 1/5th, dilated apically (Fig. 18); N-NT....... N. riyala , new species.

- Inferior appendages in lateral view, not narrowed in distal 1/5th, not dilated apically (Fig. 21); N-WA.................................................................................................. N. philsuteri , new species.