Bellulia postea Fibiger, 2010

FIBIGER, MICHAEL, 2010, Revision of the Micronoctuidae (Lepidoptera: Noctuoidea) Part 3, Taxonomy of the Tactusinae, Zootaxa 2583 (1), pp. 1-119 : 84

Bellulia postea Fibiger , new species

( Plate 10 , figure 4; female genit. plate 25, figure 7)

Material examined. Holotype: female, Vietnam N, Ben En Base Camp , 31.x.1998, leg. Frontier, VN 9804; genit. prep. 6062 M. Fibiger, coll. HNHM.

Diagnosis. Imago (external). Wingspan: 13 mm.

Forewing: light brown.

Crosslines: all lines present, blackish; antemedial, upper half of subterminal line, and terminal line well marked.

Reniform stigma: weakly defined, round, yellowish, outlined reddish brown (apo.).

Hindwing: greyish brown, with discal spot.

Underside: unicolorous grey.

Abdomen: light brown, with black crest dorsally on first segment.

Female genitalia. Ovipositor: quadrangular, corners rounded.

Posterior apophyses: slightly longer than ovipositor.

Anterior apophyses: longer than posterior apophyses.

8 th abdominal segment: very narrow, connected by membrane to 7 th segment.

7 th abdominal segment: heavily sclerotised, anteriorly slightly emarginate by postvaginal plate from 8 th segment.

Ostium: slightly displaced to left; positioned anteriorly on 7 th segment.

Ductus bursae: long, slightly coiled; apical 2/3 heavily sclerotised, anterior 1/3 membranous; membranous end cylindrical, with appendix bursae arising posteriorly; part with heavy sclerotisation apically and basally cylindrical, subapically compressed (apo.).

Corpus bursae: globular, with cross-shaped signum.

Differential diagnosis. B. postea relatively small Bellulia . Female genitalia similar to those of B. galsworthyi , but differ in proportions of membranous and sclerotised parts.

Distribution. Known only from type-locality in North Vietnam.

Figures

PLATE 10. Figures 1–8. Disca, Bellulia, and Duplex species, adults. 1, Disca anser, male paratype, Malaysia W, Selangor; 2. Bellulia kendricki, male holotype, China, Prov. Hainan, Yinggeling,; 3, B. basalia, male holotype, Vietnam N, Suoi Loc stream; 4, B. postea, female paratype, Vietnam N, Ben En Base Camp; 5, Duplex weintraubi, male holotype, East Timor, Cova-Lima District, Tilomar; 6. D. horakae, male holotype, Australia, Northern Territory, Cobourg Peninsula; 7, D. edwardsi, male holotype, Australia, Northern Territory, Mosquito Creak; 8, D. pullata, male paratype, Austra-