Taxonomic study of the genus Spilonota Stephens (Lepidoptera: Tortricidae: Olethreutinae: Eucosmini) with descriptions of two new species in Korea Author Choi, Seokhoon 0000-0002-2439-7941 Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Academi-ro, Incheon 22012, South Korea. imbattery4y@naver.com Author Kim, Jeong-Nam 0000-0001-8635-6224 Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Academi-ro, Incheon 22012, South Korea. kjn951001@naver.com Author Bayarsaikhan, Ulziijargal Bio-Resource and Environmental Center, Incheon National University, Academi-ro, Incheon 22012, South Korea. & Convergence Research Center for Insect Vectors, Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Songdo ˗ dong, Incheon, 22012, South Korea. Author Jang, Chang Moon 0000--0003-4343-2279 Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Academi-ro, Incheon 22012, South Korea. kewlwin@gmail.com Author Kim, Hanul 0000-0002-0625-5456 Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Academi-ro, Incheon 22012, South Korea. hanul00000@naver.com Author Nasu, Yoshitsugu 0000-0002-0758-9597 06205@nifty.com Author Bae, Yang-Seop Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Academi-ro, Incheon 22012, South Korea. & Bio-Resource and Environmental Center, Incheon National University, Academi-ro, Incheon 22012, South Korea. & Convergence Research Center for Insect Vectors, Division of Life Sciences, College of Life Sciences and Bioengineering, Incheon National University, Songdo ˗ dong, Incheon, 22012, South Korea. text Zootaxa 2024 2024-03-01 5418 4 357 370 http://dx.doi.org/10.11646/zootaxa.5418.4.4 journal article 10.11646/zootaxa.5418.4.4 1175-5326 10730648 832D101C-1020-4957-80E6-E97F48E96086 Spilonota semirufana (Christoph, 1882) ( Figs 1E , 2E , 3D , 4E , 5D ) Grapholitha semirufana Christoph, 1882 , Bull . Soc . Imp . Nat . Muscou , 56(2): 408 ( Russia ). Spilonota ochrea Kuznetzov,1966 , Trudy . Zool . Inst . Leningr ., 37: 189 ( Russia ). Description. Adult . Wingspan 16–19 mm ; head and thorax reddish brown; forewing ground color dark gray; basal area to apex reddish brown; dorsum 1/2 to apex creamy; boundary between upper and lower color patterns black; costa strigulae creamy white, indicated by pair; strigulae 1 and 2 located in basal fascia indistinct; strigulae not indicated by pair; strigulae 7 extended to inner line; strigulae 8 and 9 extended to outer line; tornal blotch subtriangular pattern, indistinct, from dorsum 2/3 to tornus; apex darkness; speculum ground color dark creamy, inner and outer line of speculum color silver, line of speculum extended to tornus, with 3 to 5 small black inner spots; hindwing yellow brown, turning reddish toward the apex; cilia yellowish; abdomen dark reddish brown. Male genitalia . Uncus absent; socii inward curved horn apex, waisted; tuba analis membranous; tegumen strong; aedeagus 1/3 of length from tegumen to vinculum, bends lightly, deciduous cornuti; anellus narrow; vinculum small; caulis inverted trapezoid; basal opening about half width of valva, round rectangular shaped; sacculus hairy; valva long, tapering neck; cucullus hump-shaped, skewed outward, setae moderately dense; one pollex on edge. Female genitalia . Papillae anales with long and short hairs; lamella antevaginalis modestly towering, medially concave, bifid peaks, slightly raised at both ends; colliculum more than half of ductus bursae; corpus bursae spherical; signa pair, small, subtriangular, equal size. FIGURE 3. Male abdomen of Spilonota species from Korea. A. S . albicana (INU-13546), a. enlargement abdomen S8; B. S. eremitana (INU-13576), b. enlargement abdomen S8; C. S . ocellana (INU-13607), c. enlargement abdomen S8; D. S . semirufana (INU-13605), d. enlargement abdomen S8; E. S . samseong sp. nov. , holotype (INU-13571), e. enlargement abdomen S8; F. S . laticucullusa sp. nov. , holotype (INU-13581), f. enlargement abdomen S8. Material examined [ Korea ]. 2 ♀ , Seoul-shi , Changdeokgung , 30. VI . 1999 ( Bae et al .), genitalia slide No. INU-13584, 13585 ; 1 ♀ , Inje-gun , Jinbu-ryeng , 7. VII. 1998 ( Bae , Ahn & Kim ), genitalia slide No. INU-13586 ; 1 ♀ , Chengsong-gun , Mt. Juwang , 16. VII. 1999 ( Lee , Kim & Kim ), genitalia slide No. INU-13587 ; 1 ♀ , Hongcheongun , Undu-ryeong , 20. VII. 2000 ( Bae , Lee & Lee ), genitalia slide No. INU-13594 ; 3 ♀ , Seoul-shi , Changdeokgung , 30. VI . 1999 ( Bae et al .), genitalia slide No. INU-13595, 13596, 13597 ; 1 ♀ , Wonju-shi , Mt. Chiak , 16. VII. 1998 ( Bae , Ahn & Kim ), genitalia slide No. INU-13604 ; 1 ♂ , Namweon-shi , Mt. Jangah , 21. VII. 1998 ( Bae , Paek & Lee ), genitalia slide No. INU-13605 ; 1 ♀ , Sangju-gun , Mt. Sokri , 17. VII. 1998 ( Paek , Ahn & Kim ), genitalia slide No. INU-13606 . Host plant. Quercus dentata [ Fagaceae ] ( Nasu 2021 ). Distribution. Korea (GG, GW, GB, JN, N) ( Byun et al . 1998 ; Byun 2011 ), China ( Zhang & Li 2005 ), Japan ( Nasu 2021 ), Russian Far East ( Kuznetzov 2001 ). Remarks. The species was first recorded in Korea by Byun & Park (1993) .