Fibiger, Fibiger, 2007

Fibiger, Michael, 2007, Revision of the Micronoctuidae (Lepidoptera: Noctuoidea). Part 1, Taxonomy of the Pollexinae, Zootaxa 1567 (1), pp. 1-116 : 79-80

Subgenus Proma Fibiger , new subgenus

Type species: Bilobiana maxima , new species, described below.

Proma has many highly derived character states, both externally and in the genitalia. It comprises 6 species, which are divided into two species-groups. Although the synapomorphies for the subgenus are numerous, the subgenus still has most of the characteristics of the genus. The subgenus is characterised by the following 10 character states; apomorphies for the subgenus are indicated by (apo.)

Imago (external).

Costa: blackish brown in medial area.

Male genitalia.

Tegumen: relatively short, similar in length to vinculum or a little longer (apo.).

Valve: longer than wide (apo.);

Fultura superior: ventrally free from diaphragm, with prominent bends, processes, or crests (apo.); fultura superior fused with ventral part of tegumen and dorsal part of juxta-anellus (apo.).

Ampulla: shorter than digitus (apo.).

Pollex : triangular, broadly basally.

Digitus: prominent, sharply bent near middle.

Female genitalia.

8 th segment: extended as V-shaped structure anteriorly through 7 th segment.

Ostium: on posterior margin of 6 th segment.

Antrum: cone-like, heavily sclerotised.