Dryinus pyrillae (Kieffer, 1911)

Mita, Toshiharu, 2009, A taxonomic study of the Dryininae (Hymenoptera: Dryinidae) of Japan, with description of a new species of Pseudodryinus, Zootaxa 2168, pp. 45-56 : 51

Dryinus pyrillae (Kieffer, 1911)

( Fig. 2 )

Lestodryinus pyrillae Kieffer, 1911: 108 ; Pruthi & Mani, 1942: 423. Type locality: Pusa, Bihar ( INDIA). Richardsidryinus pyrillae (Kieffer) : Olmi, 1984: 925.

Dryinus pyrillae (Kieffer) : Olmi, 1990: 267; Guglielmino & Olmi, 1997: 228; He & Xu, 2002: 272. Dryinus trifasciatus Kieffer : Ponomarenko, 1981: 879 (mis. det., proposed by Olmi, 1984). Dryinus lankanus Olmi, 1984: 821 (syn. by Olmi, 1990).

Material examined. 1F, Ôtomi, Iriomote-jima Isl., Ryukyus, JAPAN, 15–23. III. 1995, T. Matsumura leg. (MsT) ( NIAES).

Distribution. JAPAN (new record): Southern Ryukyus (Iriomote-jima Isl.); P. R. CHINA; INDIA; SRI LANKA; PAKISTAN.

Host. LOPHOPIDAE : Pyrilla aberrans (Kirby) ( INDIA), P. perpusilla (Walker) ( INDIA), P. pusana Distant ( INDIA).

Remarks. Legs of the Japanese specimen are darker than those of other specimens: mid and hind coxae, femora, and distal half of tibiae are brown, whereas those of other specimens are simply testaceous. The lateral longitudinal keels on the frons are visible in other specimens, whereas there is no longitudinal keel except for a frontal line in the Japanese specimen.

Figures

FIGURES 1 – 4. Heads of Dryinus spp. in dorsal view (female). Each bar represents 0.5 mm. 1: D. krombeini. 2: D. pyrillae. 3: D. pyrillivorus. 4: D. sinicus.