Maaserphus striatus Lin, 1988

Abe, Junta, 2024, Two new species of the genus Maaserphus Lin, 1988 (Hymenoptera: Proctotrupidae) from Japan and Taiwan, Zootaxa 5523 (4), pp. 494-500 : 495-496

Maaserphus striatus Lin, 1988 ( Figs 1–6 )

Maaserphus striatus Lin, 1988: 18 ; Johnson, 1992: 308; He & Xu, 2015: 179–180. Diagnosis. Length of face 1.26–1.4 times as long as inner distance between compound eyes; upper part of gena 0.55– 0.62 times as long as width of compound eye laterally. Anterior part of scrobe (the large depression on antero-dorsal to postero-ventral part of lateral pronotal area) weakly wrinkled, carina on antero-dorsal part of lateral pronotal area short and weak; pronotal corner (postero-ventral corner of lateral pronotal area) with three pits laterally; posterior margin of mesopleural horizontal groove with some oblique wrinkles ( Fig. 2 ); posterior part of mesodiscrimen foveolate; ventral margin of metapleural smooth area weakly rugulose ( Fig. 3 ); paired propodeal smooth area each 1.2–1.3 times as long as wide ( Fig. 4 ); longitudinal carina of posterior part of propodeum incomplete, transverse carina present ( Fig. 5 ). Costal part of radial cell (R1) 0.54–0.75 times as long as width of stigma. Ovipositor sheath weakly curved ( Fig. 6 ), 0.75–0.77 times as long as hind tibia.

Specimens examined. Holotype. Female , “C. TAIWAN: Sungkang, 2100 m, Nantou Hsien, IX 1985. K. S. Lin Malaise trap ” ( TARI).

Paratype. 1♂, N. Taiwan, Taipinshan , 1950 m, Ilan Hsien, 26–28 VII 1983, L. Y. Chou ( TARI) .

Non-types. Japan: [Honshu] Nagano Pref., 1♂, Nagano City, Togakushi, Kagami-ike , 36°45'N 138°04E, 1200 m, 27 VII 2014, S. Fujie ( OMNH) . Aichi Pref., 1♂ 2♀, Asahi, Yawata, Decd. f., 650 m, MT, 17–26 VI 1998, M. Ozawa ( ELMU) . [Kyushu] Fukuoka Pref., 1♂, Mt. Hikosan , 8 VII 1978, M. Hayashi ( ELKU) . Taiwan: 1♂, Karenko , 20 VII–4 VIII 1919, T. Okumi, J. Sonan, K. Miy, and M. Yoshi ( TARI) .

Host. Unknown.

Distribution. Palaearctic region: Japan (new record). Oriental region: Taiwan ( Lin, 1988).

Figures

FIGURES 1–6. Maaserphus striatus Lin, 1988 from Taiwan, female (holotype). 1–4; male (paratype), 5 and 6.1, lateral habitus; 2, lateral part of head, pronotum and mesopleuron, arrow indicate carina on antero-dorsal part of lateral pronotal area; 3, lateral part of metapleuron; 4, lateral part of ovipositor sheath; 5, dorsal part of propodeum; 6, postero-dorsal part of propodeum. Scale bars: 1, 2 mm; 2–6, 0.2 mm.