【摘要】 记述植羽瘿螨科 1 新种:甘肃莓瘿螨 Fragariocoptes gansuensis sp. nov. , 寄主为二裂委陵菜。更多还原

【Abstract】 This paper deals with a new species, belong to Phytoptidae, Sierraphytoptinae, Sierraphy- toptini, Fragariocoptes Roivainen 1951. The length unit is in micron. All type specimens are deposited in the College of Agriculture, Guangxi University. Fragariocoptes gansuensis, sp. nov. (Figs. 1~ 6) Famale: 165.0~212.5 long, 55.0~67.5 wide, 37.5 thick, fusiform, slightly dorsoventrally flattened. Shield 37 long, 47 wide, without anterior lobe. Median and submedian lines absent; frontal tubercles 23 apart, frontal deta 17 long, projecting forward; a few lines along side of shield; dorsal tubercles 20 apart, ahead of rear margin, dorsal setae 17, projecting upwarld and forward. Sternal line present; coxal scored with short lines. Forelegs 35 long, tarsus 7.5 long, with 3 setae, featherclaw simple, 4~5 rayed. Hindlegs 32 long, tarsus 7 long, with 3 setae, Thanosome with 43 rings and elongated microtubercles; sternites 59~65, with triangular apine microtubercles; subdorsal setae 50 long, on ring 10; Telosome with accessory setae. Female genitaria 14 long, 21 wide, coverflap with 8~10 longitudinal ribs, seta 16 long. This new species is similar to Fragariocoptes setiger (Nal.) Roiv. 1951, but differ the lather in: with complete admedian lines on shield, tergites with elongated microtubercles, tarsus with 3 setae, and posterior coxae with stripe design. Holotype:♀, Paratypes 26♀♀, on Potentilla bifurca L. Huanxian County (36о21’ N, 107о12’E), Gansu Province, 31-Ⅶ-2003, by CHEN Xiu-rong and LUO Guang-hong. Vagrant.更多还原