Meganola shimekii ( Inoue, 1970 )

Cha, Yeong-Bin, Oh, Sung-Hwan, Bayarsaikhan, Ulziijargal, Na, Sol-Moon, Lee, Dong-June, Ko, Jae-Ho, Lee, Tak-Gi, Kim, Hyeong-Kyu, Jang, Chang-Moon & Bae, Yang-Seop, 2019, Review of the genus Meganola Dyar, 1898 (Lepidoptera: Nolidae, Nolinae) from Korea, with the description of a new species, Zootaxa 4686 (2), pp. 215-240 : 222-223

Meganola shimekii ( Inoue, 1970)

( Figs 7 , 30 )

Roeselia shimekii Inoue, 1970: 5–6 . TL: Japan (Kuramoto, Tokushima Pref.).

Rhynchopalpus shimekii: Tshistjakov, 2008: 15 .

Meganola shimekii: Inoue, 1982: 667 ; Oh, 1991: 80–81 [unpublished]; Sasaki, 2011: 179.

Diagnosis. This species is similar to M. mediofascia ( Inoue, 1958) but can be distinguished from it by the following characters: forewing ground color brown-gray, with dark brown basal patch; brown medial marking broadly waved in outer line, excurved once under median cell; female genitalia with Ostium bursae slender, sclerotized, curved; ductus bursae membranous, tubular, quarter than ostium bursae; corpus bursae ovoid, with two triangular signa on medially and two long, horizontally band-shaped signa; appendix bursae present. Male genitalia were not available for study.

Redescription. Adult ( Fig 7 ). Wingspan 14–18 mm in female. Head and thorax gray. Ground color of forewing brown-gray, with dark brown basal patch; brown medial marking broadly waved in outer line near costa; dark brown subterminal line waved; cilia brown, mixed with dark scales. Ground color of hindwing gray; cilia brown, mixed with dark scales. Color of male forewing basal and median area between blackish, antemedian and postmedian lines dark fuscous, antemedian strongly excurved anteriorly, postmedian minutely dentate; subterminal fuscous fascia undulated. Ground color of hindwing dark fuscous (description from Inoue, 1970; male speciemen not examined in Korea). Male genitalia. pseudouncus elongated semi-elliptical; saccus trigonate; harpe with a stick-like shape; aedeagus elongated, with cornutus (description refer from Inoue, 1970; not examined in Korea). Female genitalia ( Fig 30 ). Apophyses posteriores and anteriores almost same length. Ostium bursae slender, sclerotized, tubular. Ductus bursae membranous, tubular. Corpus bursae ovoid, with two triangular signa on medially and two long, horizontally band-shaped signa; appendix bursae present.

Material examined. (7♀) 1♀, GG, Gwangneung , 10. VII. 1990 (K.T. Park), Gen. Slide No. INU-9018 ; 1♀, GW, Bongmyong-ri , 31. VIII. 1992 (K.T. Park and C.G. Lee), Gen. Slide No. INU-9019 ; 2♀, GG, Suwon , 20. VII. 1976 (Y.Y. Ha), Gen. Slide No. SH-77, 78 ; 1♀, GG, Suweon , 23. VIII. 1984 (unknown), Gen. Slide. No. SH-139 ; 1♀, GG, Gwangneung , 30. VIII. 1990 (unknown), Gen. Slide No. SH-363; [KNA] 1♀, Gwang-Reung , 28. VIII, 1992 (G.J. Weon), sample No. KNAE 201516 , Gen. Slide No. INU-9183 .

Distribution. Korea (GG, GW), Japan, Russia (Far East).

Hostplats. Quercus acutissima (Fagaceae) , ( Inoue, 1982).

Remarks. This species first recorded from Korea by Kononenko and Han (2007), based on Dr. Oh’s doctoral thesis.

Figures

FIGURES 5–8. Adults of genus Meganola spp. 5a. Meganola albula, male (INU-9126). 5b. ditto, female (INU-9125). 6a. Meganola costalis, male (INU-9124). 6b. ditto, female (INU-9154). 7. Meganola shimekii, female (INU-9018). 8a. M. mikabo, male (INU-9100). 8b. ditto, female (INU-9098). (Scale bar = 1cm)

FIGURES 30–31. Female genitalia of Meganola spp. 30. Meganola shimekii (INU-9018). 31. Meganola mikabo (INU-9098). (Scale bar = 1mm)