Thaumatodryinus alienus Olmi, 1987

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 : 46

Thaumatodryinus alienus Olmi, 1987

Thaumatodryinus alienus Olmi, 1987: 416 . Type locality: Gunung Mulu, Sarawak, Borneo ( MALAYSIA).

Material examined. 1F, Airagawa-rindô, Iriomote-jima Isl., Ryukyus, JAPAN, 24°20’26’’ N, 123°54’45 E, 11. V, 2008, K. Watanabe leg. ( ELKU); 1F, Funaura, Iriomote-jima Isl., Ryukyus, JAPAN, 24°41’ N 123°61’ E, Col. 11. V, 2008, Pup. 20. V, Emr. 1. VIII, reared from Geisha distinctissima (Walker) , T. Mita leg., ( ELKU).

Distribution. JAPAN (new record): Southern Ryukyus (Iriomote-jima Isl.); MALAYSIA.

Host. FLATIDAE : Geisha distinctissima (Walker) (new host record, JAPAN).

Remarks. The specimens collected from Japan are larger than the holotype collected from Malaysia. Body length of the type is 4.0 mm, whereas it ranges from 5.0 to 5.3 mm in Japanese specimens. The coloration of the Japanese specimens is much darker than the type. The frontal line is absent in the type, whereas a short frontal line is visible in front of the anterior ocellus. The scutellum is granulated with numerous keels in the type, whereas it is simply granulated in Japanese specimens. This is the first report of the host of Thaumatodryinus from the Oriental Region.