Tijdschrift voor entomologie . da (USNMA); paratvpes: \ 6, Kuna-shir, (ZMA); \ 6, Hokkaido, Jozan-kei, Sapporo, (ZMA); 19, idem, (USNMA); 19, Hokkaido, Yubari-dake, subalpine z., (KU). Characteristics. — See under TV. vana. Description. Body length S: 12—13 mm, 9: 18—20 mm;wing length 6 : 12—13 mm, 9 : 15—17 mm. Head. — Dorsal part of rostrum broadly darkbrown, lateral parts yellow. Head pale yellow toyellow, tubercle and vertex sometimes morebrownish. Occipital marking large, about asbroad as or broader than dorsal part of prono-tum, with rounded
Tijdschrift voor entomologie . da (USNMA); paratvpes: \ 6, Kuna-shir, (ZMA); \ 6, Hokkaido, Jozan-kei, Sapporo, (ZMA); 19, idem, (USNMA); 19, Hokkaido, Yubari-dake, subalpine z., (KU). Characteristics. — See under TV. vana. Description. Body length S: 12—13 mm, 9: 18—20 mm;wing length 6 : 12—13 mm, 9 : 15—17 mm. Head. — Dorsal part of rostrum broadly darkbrown, lateral parts yellow. Head pale yellow toyellow, tubercle and vertex sometimes morebrownish. Occipital marking large, about asbroad as or broader than dorsal part of prono-tum, with rounded lateral margins and usuallypointed anteriorly, reaching base of to tubercle large dark brown spots alongeye-margin. Antennae with 13 segments; scapeyellow with brownish patches on apical half;pedicel light brown; flagellar segments darkbrown, in the male somewhat nodulose basallybeyond first, in the female cylindrical. Thorax. — Pronotum dorsally yellow, lateral Oosterbroek: Nephrotoma of Japan Ibi. Figs. 59—63. N. vana vana. Fig. 59. Ovipositor, lateral view. Fig. 60. Hypopygium, lateral view. Fig. 61. Ex-tension of male tergite 9, dorsal view. Fig. 62. Left gonapophyses, lateral view. Fig. 63. Left outer dististyle,from outside. Fig. 64. N. lamellata. Adminiculum and left gonapophysis, lateral view. Figs. 65—68. N. ozenu-mensis. Fig. 65. Left outer dististyle, from outside. Fig. 66. Adminiculum and left gonapophysis, lateral 67. Extension of male tergite 9, dorsal view. Fig. 68. Left inner dististyle, from outside. 258 Tijdschrift voor Entomologie, deel 127, afl. 11,1984 (1985) part anteriorly yellow to light brown, posteri-orly dark brown. Scutal stripes dark brown toblack, lateral stripes with the outcurved anteriorpart dull and large, almost or actually reachingparatergite. Dull seam around anterior cornersof scutum 2 occupying lateral part of transversesuture and contacting lateral stripes of scutum 1with stripes of scutum 2. Scu
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Keywords: ., bookcentury1800, bookdecade1850, booksubjectentomology, bookyear1
