Disca paulum, Fibiger, 2007

Fibiger, Michael, 2007, Revision of the Micronoctuidae (Lepidoptera: Noctuoidea). Part 1, Taxonomy of the Pollexinae, Zootaxa 1567 (1), pp. 1-116 : 38

Disca paulum Fibiger, new species

( Plate 4 , figure 6; female genit. plate 23, figure 3)

Material examined.

Holotype: female, Thailand mid-west, by Kanchannaburi , River Kwai Resotel, 19-22.vii.2003, leg. M. Fibiger. Coll. MF, to be deposited in ZMUC.

Paratypes: 1 female with same data as holotype, but genit. prep. 4997 M. Fibiger. Coll. MF .

Diagnosis.

Wingspan: 11–12 mm.

Forewing: relatively broad.

Transverse lines: all lines brown and well marked throughout; basal, antemedial, postmedial, and subterminal lines are well marked by a black spot by costa; terminal line marked by black elongated dots.

Reniform: elongated, black.

Hindwing: greyish brown.

Underside: unicolorous greyish brown.

Abdomen: brown.

Female genitalia.

Ovipositor: quadrangular.

Anterior apophyses: shorter than posterior apophyses.

8 th abdominal segment: very narrow, ventrally fused with 7 th segment.

7 th abdominal segment: heavily sclerotised; position of ostium in posterior middle of segment; without processes and pouches.

6 th segment: posterior part of segment heavily sclerotised and fused with 7 th segment: anterior part of 6 th segment less sclerotised – similar to rest of abdomen.

Antrum: relatively long, 3 X longer than wide, concave on dorsal side, convex on ventral side.

Ductus bursae: membranous, 1½ X as long as corpus bursae.

Appendix bursae: arises at posterior end of ductus bursae.

Corpus bursae: relatively large and globular.

Differential diagnosis.

The differences between D. paulum and the other species in the group is described above under D. tegali .

Figures

PLATE 4. Figures 1–8. Tolpia and Disca species, adults. 1, T. knudlarseni, male holotype, Indonesia, Sumatra N, between Pematang Siantar and Tigadoluk; 2, D. javai, male holotype, Indonesia, Java W, Djakarta; 3, D. arborita, male holotype, Indonesia, Sumatra W, Lake Maninjau; 4, D. parajavai, female holotype, Indonesia, Sumatra N, Huta Padang; 5, D. tegali, female holotype, Indonesia, Java, Tegal; 6, D. paulum, female holotype, Thailand mid W, Kanchannaburi; 7, 8, D. thailandi, Thailand, male holotype, Thailand mid W, Kanchannaburi, and female paratype, Thailand S, Phuket.