A redescription of To r y m u s sapporoensis Ashmead and description of a new species of Tory m u s Dalman (Hymenoptera: Torymidae) parasitizing Paratephritis fukaii (Diptera: Tephritidae) in Japan Author Matsuo, Kazunori text Zootaxa 2010 2410 53 58 journal article 10.5281/zenodo.194313 87116bf2-df35-46c4-8a13-046627c85939 1175-5326 194313 Torymus itoi Matsuo , sp. nov. Figs 1–8 Torymus sapporoensis Ashmead ; Ito, 1947 : 98 –99, 101. Misidentification. Etymology. The specific name honors Dr. Syusiro Ito who first reared this species from galls of P. f u k a i i . Type material. Holotype ( ELKU , Type No. 3291). Ƥ, emerged on 27 July 2007 from a gall of Paratephritis fukaii on Farfugium japonicum collected by J. Yukawa, K. Tsuda and K. Matsuo on 20 July 2007 in Daizaka, Kinpo, Minamisatsuma City, Kagoshima Prefecture, Japan . Paratypes ( ELKU ). 11Ƥ, 83 paratypes as follows: 2Ƥ and 43, same data as holotype ; 1Ƥ, emerged on 28 July 2007 from a gall of P. fukaii on F. japonicum collected by J. Yukawa, K. Tsuda and K. Matsuo on 20 July 2007 in Daizaka, Kinpo, Minamisatsuma City, Kagoshima Prefecture; 1Ƥ and 23, emerged on 6 November 2008 from a gall of P. fukaii on F. japonicum collected by T. Yamaguchi on 22 October 2008 in Mt. Kinpo, Kinpo, Minamisatsuma City, Kagoshima Prefecture; 7Ƥ and 23, emerged on 19 and 21 June 1944 from galls of P. f u k a i i on F. japonicum collected by Syusiro Ito from Kyudai-Kasuya-Ensyurin (= the Research Institute of Kyushu University Forests, Sasaguri Town, Fukuoka Prefecture, Japan .). Description. FEMALE. Body length excluding ovipositor sheaths 3.4–4.8 mm . Head bluish green. Scape brownish yellow with apical tip darker; pedicel and all flagellomeres black. Mesosoma bluish green. Wings hyaline. Fore coxa yellowish brown; mid coxa yellowish brown ventrolaterally; hind coxa concolorous with mesosoma; all femora and tibiae yellowish brown; claws brown. Metasoma bluish green with coppery tint. FIGURES 1–8 Torymus itoi Matsuo , sp. nov. 1, Ƥ head, dorsal view; 2, Ƥ head, frontal view; 3, Ƥ antenna; 4, Ƥ mesoscutum; 5, Ƥ scutellum; 6, Ƥ propodeum; 7, Ƥ forewing, upper surface; 8, ♂ antenna. Scale lines: 0.5 mm. Head 2.0–2.2x as wide as long in dorsal view ( Fig. 1 ); temple 0.20–0.22x longer than dorsal length of eye, straight; POL 1.7–1.9x OOL; OOL 1.1–1.3x OD. Head 1.1–1.2x as wide as high in frontal view ( Fig. 2 ); eyes separated by their height; malar space 0.37–0.40x height of eye; mouth 1.9–2.0x malar space; gena curved; torulus situated 1.3–1.6x its own diameter above ventral margin of eye; clypeus with apical margin rounded; mandible with three teeth. Antenna ( Fig. 3 ) not clearly clavate; scape 0.67–0.72x as long as height of eye, just reaching ventral margin of anterior ocellus; combined length of pedicel and all flagellomeres 1.4–1.5x width of head; pedicel 1.7–1.9x as long as wide; anellus quadrate; F1 1.5–1.7x as long as wide, slightly longer than pedicel; F2–F5 1.3–1.6x longer than wide; F6 1.1–1.3x longer than wide; F7 quadrate; each segment bearing longitudinal sensilla arranged in two rows; apical clavomere (C3) with a small tuft of micropilosity beneath. Mesosoma 1.8–2.0x as long as wide; mesoscutum ( Fig. 4 ) with small piliferous punctures; sculpture on mesoscutum in anterior half transversely reticulate, in posterior half scaly reticulate; notaulus complete, distinct; scutellum ( Fig. 5 ) 1.3–1.4x as long as wide, sculptured as posterior part of mesoscutum; dorsellum without median carina; propodeum ( Fig. 6 ) with superficial striae, smoother medially; lower mesepimeron 1.1–1.3x as long as wide. Forewing ( Fig. 7 ) 2.4–2.6x as long as wide; costal cell 11.0–13.4x as long as wide, on upper surface with a setal row sparse in middle, on lower surface with a complete setal row and scattered setae; basal cell closed, with a row of setae below submarginal vein; speculum narrowly open below; relative length of marginal vein: postmarginal vein: stigmal vein = 10.6: 2.4: 1.0; stigmal vein weakly petiolate. Hind coxa 1.8–2.1x as long as wide, angulate anteriorly, with dorsal carina at base; dorsal surface of hind coxa with short setae in basal half; hind femur 4.1–4.5x as long as wide; hind tibia with longer spur 1.2–1.4x as long as width of hind tibia, 0.3–0.4x length of basitarsus; shorter spur 0.6–0.7x length of longer spur. Metasoma as long as mesosoma plus head; posterior margin of metasomal tergum five emarginate; tip of hypopygium situated at about 0.7 length of metasoma, with short setae; ovipositor sheath as long as metasoma plus three-fourths length of mesosoma, 2.9–3.2x as long as hind tibia. MALE. Differs from female as follows: Body length 2.2–3.3 mm . Temple 0.26–0.30x longer than apparent length of eye. Antenna ( Fig. 8 ) stouter than that of female; scape bluish green, not reaching anterior ocellus; pedicel quadrate; F1–F5 quadrate; F6–F7 transverse; longitudinal sensilla on each segment arranged in one row. Relative length of marginal vein: postmarginal vein: stigmal vein = 8.7: 2.2: 1.0. Hind tibia with spur longer, 0.4–0.5x length of basitarsus. Distribution. Japan (Kyushu). Host insect. Paratephritis fukaii ( Diptera : Tephritidae ). Associated host plant. Farfugium japonicum (Asteraceae) .