Dohrniphora infrequens, Liu, Guang-Chun, 2015

Liu, Guang-Chun, 2015, Revision of the genus Dohrniphora Dahl (Diptera: Phoridae) from China, Zootaxa 3986 (3), pp. 307-331 : 317

13. Dohrniphora infrequens sp. nov.

( Figs. 25–26 )

Male: Head. Frons black, broader than high (1.5:1), sub-shining, with sparse hairs. First row of bristles convex, antials near to antero-laterals than to each other. Second row of bristles concave, all four being equidistant. Postpedicels yellowish brown, rounded-oval. Arista with relative long hairs. Palp yellowish brown, 4 times as long as its width, with 5 apical bristles and some short hairs on ventral face. Thorax. Scutum yellowish brown, with sparse hairs. Scutellum yellowish brown, with 2 bristles and 2 hairs. Wing length 1.85–1.87 mm. Costal index 0.51. Costal ratios 4.63:1.52:1. Costal cilia 0.04–0.06mm. Veins brown and membrane light grey. Halter yellowish brown. Legs yellow. Fore tibia with 4 dorsal bristles. Dorsal hair palisade of mid tibia extends 1/2 of its length. Hind tibia without isolated bristles before apex. Hind femur yellow, except darker at dorsal edge. Posterior face of hind femur with 7–8 peg-like short, sub-equal bristles, which arranged in very loose single row. Hind coxal lobe not obvious. Abdomen. Tergites and terminalia brown. Venter and Cercus yellowish brown. Body length 2.7 mm.

Distribution. China (Hainan).

Etymology. The specific epithet refers to loose arrangement pattern of the peg-like bristles on the posterior face of the hind femur.

Holotype: ♂, Hainan Province, Diaoluo (18°39'N, 109°54'E, 900m), 22-V-2004, Guang-Chun Liu.

Remarks. The species can be easily distinguished from other species of the genus by the arrangement pattern and the form of peg-like bristles of hind femur. In Disney’s key (1990a), it runs to couplet 13 to D. fijiensis Disney , but the peg-like bristles are totally different.

Figures

FIGURES 25 – 32. Hind femora, posterior view. 25 – 26. D. infrequens sp. nov.; 27 – 28. D. malaysiae Green; 29 – 30. D. dentiretusa sp. nov.; 31 – 32. D. aspinula sp. nov. Scale bar = 0.1 mm.