Dahliphora zaitzevi Michailovskaya, 2002

Liu, Guang-Chun, 2017, The little-known genus Dahliphora Schmitz, 1923 of China (Diptera, Phoridae), ZooKeys 714, pp. 141-147 : 144-146

Dahliphora zaitzevi Michailovskaya, 2002 Figs 7, 12, 15, 16

Dahliphora zaitzevi Michailovskaya, 2002: 1.

Diagnosis.

Male. Body brown, 0.78 mm long. Frons brown, with two pre-ocellar bristles, two ocellar bristles and two convergent postero-laterial bristles. Postpedicel (Fig. 7) brown and drawn out a long, apical pseudo-arista. Thorax brown. Notopleura with three bristles. Scutellum with four subequal bristles. Legs yellow, only hind femur light brown. Hind metatarsus with five transverse hair combs. Wing (Fig. 12) 0.64 mm long. Membrane nearly hyaline, thin veins whitish yellow. Costal index 0.5. Costal ratio 1.0:1.1. Costa with 20 dorsal cilia and each of them approx. 0.03 mm long. Vein M2 strongly curved near base, distal half nearly straight. Vein CuA1 slightly S-form. Vein A2 almost inconspicuous. Halter brown. Abdominal tergites brown, wider than long, with sparse short hairs along the rear margin. Venter yellow, with tiny sparse microtrichia. Hypopygium (Figs 15, 16) yellowish brown, asymmetrical. Epandrium with two or three bristle-like hairs on each side. The tip of right epandrium with a very strong bristle. Aedeagus complex drawn out in a long, curved process.

Material examined.

1 ♂, China, Liaoning, Mt. Qianshan (40°59′44.58″N, 123°07′23.85″E; 590 m), 31 –Aug– 2013, Zhuo Zhang; 1 ♂, China, Jilin, Huicun (42°54′27.33″N, 130°50′25.19″E; 164 m), 3 –Aug– 2014, Jian-Feng Wang.

Remarks.

This species is similar to D. sigmoides , differing from the latter by three bristles on notopleura, five transverse hair combs on hind metatarsus, 21 dorsal costal cilia, and a larger size. Dahliphora zaitzevi is the only species of the genus which is distributed in the temperate area.