Stictane obscura ( Inoue, 1976 )

Bayarsaikhan, Ulziijargal, Im, Kyung ˗ Hoan & Bae, Yang ˗ Seop, 2019, Two new species and a newly recorded species of the genus Stictane Hampson (Lepidoptera, Erebidae, Arctiinae) from Cambodia, Zootaxa 4686 (2), pp. 253-263 : 255

Stictane obscura ( Inoue, 1976)

( Figs 8 , 23, 29)

Manoba obscura Inoue, 1976 , Bull. Fac. Sci. Otsuma Women’s University 12: 1˗12. TL: Japan (Honshu).

Manoba obscura Inoue : Inoue, 1982, Moths of Japan I: 645, II: pl. 156: 28, 29, pl. 348: 3, 4.

Stictane obscura Inoue : Kishida, 2011, The Standard of Moths in Japan II: 154, pl. 2˗021: 15, 16.

Redescription ( Figs 8a ˗b). Wingspan 13–15 mm. Head fuscous gray. Thorax dark. Forewing with base to median line distinctly paler than distal area; antemedian series of three dark spots curved; weakly concave medial dark band broad; two dark vertical discoidal spots strong; postmedian series of dark spots convex outward; before apex with one fuscous patch; terminal series of spots dark; fringe fuscous gray. Hindwing fuscous gray; apex and terminal line fuscous; fringe gray. Male genitalia (Fig 23). Uncus slender, long, almost same length with tegumen. Valva elongate with weakly setose, upper angle of valva rounded, lower angle of valva with sclerotized short seta and another one beyond saccular process; costa of valva with a shallow angular projection. Saccular process with elongate spine. Apical part of juxta heart˗shaped, botton excavate. Aedeagus short, tapering and vesica with one slender spine˗shaped cornuti and two groups of more slender spines. Female genitalia ( Fig 29 ). Apophyses posteriores about four times as long as apophyses anteriores, both apophyses slender. Ductus bursae stout, tube˗shaped, weakly sclerotized. Corpus bursae irregularly globular, with a band consisting of strongly sclerotized, large spines in proximal half of bursae and small spines in whole of basal half; appendix bursae broad tube˗shaped, weakly sclerotized.

Material examined. 1 ♂, 1 ♀, Cambodia, Samkos , Koh Kong Prov. (N12˚12′47.8″, E102˚54′23.8″), 20.VII.2012 (YS Bae, YD Ju, XV LE, BS Park, HJ Lee), Gen. Slide No. INU˗1957C, 1964C .

Distribution. Cambodia (Koh Kong Prov.), Japan.

Remarks. This species is newly recorded from Cambodia and firstly recorded in South East Asia.

Figures

FIGURES 1–9. Adults of genus Stictane spp. from Cambodia. 1. S. cambodensis Bae & Bayarsaikhan,2015, male (INU˗1006C). 2. S. khmerensis Bae & Bayarsaikhan, 2015, male (INU˗1042(B)C). 3a. S. bokorensis Bayarsaikhan & Bae, 2015, male (INU˗1011(A)C). 3b. ditto, female (INU˗1446C). 4. S. pectinata Holloway, 2001, male (INU˗1005C). 5. S. mlcochi Bucsek, 2012, male (INU˗1008C). 6a. S. pectenicorniculum Bucsek, 2012, male (INU˗1350(A)C). 6b. ditto, female (INU˗1438C). 7a. S. fuscus Bucsek, 2014, male (INU˗1351(B)C). 7b. ditto, female (INU˗1445C). 8a. S. obscura (Inoue, 1976), male (INU˗1957C). 8b. ditto, female (INU˗1964C). 9. S. filiformis Holloway, 2001, male (INU˗1958C).

FIGURES 26–29. Female genitalia of genus Stictane spp. from Cambodia. 26. S. bokorensis Bayarsaikhan & Bae, 2015 (INU˗1446C). 27. S. pectenicorniculum Bucsek, 2012 (INU˗1438C). 28. S. fuscus Bucsek, 2014 (INU˗1206C). 29. S. obscura (Inoue, 1976) (INU˗1964C).S. umbrimedia (de Joannis, 1928) (holotype, EL54123). 14b. ditto (lectotype, EL54122).