Bull. Natl. Mus. Nat. Sci., Ser. A, 35(4), pp. 233–242, December 22, 2009 Description of a New Species of the Genus Setalunula Chao & Yang (Diptera, Tachinidae) from Japan Hiroshi Shima1 and Takuji Tachi2 1 Kyushu University Museum, Kyushu University, Hakozaki, Fukuoka, 812–8581 Japan E-mail:
[email protected] 2 Hokkaido University Museum, Hokkaido University, Sapporo, 060–0810 Japan E-mail:
[email protected] Abstract A new species of the genus Setalunula Chao & Yang (Tachinidae, Exoristinae, Erycii- ni), S. japonica sp. nov., is described from Japan. This is the second species of the genus. Setalunula blepharipoides Chao & Yang, the type species of the genus, is redescribed and new dis- tribution data are added. Diagnostic features of the genus are briefly discussed. Key words : Insecta, Diptera, Tachinidae, Setalunula, new species, Japan. ing from southeastern slope of the Himalayas Introduction through northern Thailand to southwestern The monotypic genus Setalunula was erected China. The finding of this Japanese species ap- by Chao and Yang (1990) for a new tachinid pears to represent an example of this faunal rela- species from China, S. blepharipoides Chao & tionship. Yang. This large (13–15 mm in body length) It is interesting that this new species was found tachinid is characterized by a setose lunula and in only a very restricted area of central Tokyo wide parafacial. At a glance it resembles the and Shikoku and that this large tachinid had not genus Blepharipa Rondani (in the tribe Goniini) been collected before in Japan despite efforts to that is common in East Asia, but it differs in collect Japanese tachinids over many years.