Medetera sakhalinensis Negrobov & Naglis, sp. nov.

• Main Authors: Negrobov, Oleg P., Naglis, Stefan
• Format: Other/Unknown Material
• Language: unknown
• Published: 2015
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Insecta; Diptera; Dolichopodidae; Medetera; Medetera sakhalinensis; Sakhalin
• Online Access: https://zenodo.org/record/6102029; https://doi.org/10.5281/zenodo.6102029

Medetera sakhalinensis Negrobov & Naglis sp. nov. (Figs 2 A–E) Type material. HOLOTYPE ♂: RUSSIA, Sakhalin, 20 km S Yuzhno-Sakhalinsk, Dachnoe, 25.VII. 1962, leg. Shamyshev. PARATYPES: 15 ♂, same data as holotype; 1 ♂, Sakhalin, 29 km SW Yuzhno-Sakhalinsk, Urozhayny, 13.VII. 1962, leg. Shamyshev; 3 ♂, Sakhalin, 38 km W Yuzhno-Sakhalinsk, Pyatireche, 28.VII. 1962, leg. Shamyshev. Types deposited in the Zoological Institute of the Russian Academy of Sciences. Description. Male. Frons black with a greenish tint, brilliant, with gray pollinosity on top of face, width of face at middle twice width of postpedicel (1.1: 0.6). Proboscis black. Palpus black, with black hairs. Antenna black. Postpedicel triangular, about as long as wide, with yellow hairs. Arista black, inserted near apex of postpedicel. Ratio length to width of postpedicel to length of arista 0.5: 0.6: 3.1. Postocular bristles below white, proboscis with some black bristles. Mesonotum greenish-black, with gray pollinosity. Propleuron with 2 short, black hairs. More than 5 small additional setae between sr and anteriormost dc; 1 npl, 1 sa, 7–8 pairs of dc, which increase in length from front to back; ac arranged in 2 rows, well developed, posteriormost bristles longer than distance between rows; 1 pair of strong scutellars with 1 pair of short lateral bristles. Legs black, knees yellow. Fore coxa with black hairs. Fore femur in apical quarter with some long av hairs. Fore tibia without strong bristles, with short hairs. Fore tarsomere 1 with short ventral hairs. Fore leg length ratio (from tibia to tarsomere 5) 3.7: 1.7: 0.9: 0.7: 0.4: 0.7. Mid femur with long ad hairs, longer than width of femur. Mid tibia in basal third with 1 ad and 1 pd bristle, apically with 1 long bristle. Mid leg length ratio (from tibia to tarsomere 5) 4.1: 2.5: 1.1: 0.8: 0.5: 0.6. Hind femur with long black bristles, about as long as width of femur. Hind tibia and tarsomeres with black short hairs. Hind leg length ratio (from tibia to tarsomere 5) 5.7: 1.4: 2.1: 1.2: 0.5: ...