Orchisia Rondani, 1877

Couri, Marcia S., Pont, Adrian C. & Daugeron, Christophe, 2010, The Muscidae (Diptera) of New Caledonia 2503, Zootaxa 2503 (1), pp. 1-61 : 47

Genus Orchisia Rondani

Orchisia Rondani, 1877: 16 . Type-species: Sapromyza costata Meigen, 1826 , orig. des.

Diagnosis. Head with two pairs of reclinate frontal setae; arista with hairs along its entire length; prestomal teeth developed; frontal triangle reaching lunula; dorsocentrals 1+3; scutellum with only the apical pair of setae strong; fore tibia without a median posterior seta; hind tibia with 1 very short submedian posterodorsal seta, and an apical posteroventral seta. Wing strikingly darkened in anterior half, and spinules along costa strong and erect.

Comments. Orchisia costata is the only species of Orchisia recorded from the Australasian and Oceanian Regions. The species was first recorded from New Caledonia by Pont (1989), based on specimens in the BMNH.