Phortica (Ashima) yiqini, Lin Zhu, Ting Qin & Hongwei Chen, 2017

Lin Zhu, Ting Qin & Hongwei Chen, 2017, Three new species of the subgenus Ashima (Diptera: Drosophildae: Phortica) from southwestern China, with DNA barcoding information, Journal of Natural History 51 (1), pp. 70-82 : 77-78

Phortica (Ashima) yiqini sp. nov.

Figure (3)

Diagnosis

Arista with 3 distinct dorsa l branches basally ( Figure 3 (a)); vertical process of the left side of gonopods bifurcated posteriorly ( Figure 3 (d), pr l).

Description

Frons brownish, with 2 l ongitudina l rows of thick interfronta l setae. Face brown above, dark brown be l ow, with ye ll owish-white patches on l ower corners. C l ypeus media ll y white, l atera ll y b l ack. Thorax orange-ye ll ow l atera ll y, with b l ack pattern media ll y. Scute ll um orange-ye ll ow, with obscure brownish pattern on marmoration. Legs entire l y ye ll ow; fifth tarsomere of fore l eg with l ong seta apica ll y. Abdomina l second tergite ye ll owish-white, with brownish spots sub l atera ll y; third to fifth tergites ye ll owish, with broad brownish-b l ack posterior bands interrupted media ll y; sixth tergite entire l y b l ack. Ma l e termina l ia: epandrium near l y entire l y pubescent, with dense setae ( Figure 3 (b)). Sursty l us with severa l setae and pubescence ( Figure 3 (c)). Paramere apica ll y knobbed, and with 1 sensi ll um subbasa ll y ( Figure 3 (d, e)). Aedeagus l acking sc l erotized median rod ( Figure 3 (e)).

Measurements

BL = 4.80 mm in ho l otype (range in 8 ma l e paratypes: 4.10 – 5.10 mm), THL = 2.25 mm (1.75 – 2.25 mm), WL = 3.80 mm (3.40 – 4.00 mm), WW = 1.55 mm (1.50 – 1.80 mm), arb = 3/ 0, adf = 0.67 (0.50 – 0.67), flw = 1.33 (1.20 – 1.38), FW/HW = 0.47 (0.35 – 0.46), ch/o = 0.10 (0.08 – 0.11), prorb = 1.17 (1.17 – 1.36), rcorb = 0.50 (0.45 – 0.58), vb = 0.56 (0.45 – 0.56), dc l = 0.50 (0.33 – 0.50), presct l = 0.63 (0.57 – 0.71), sct l = 1.20 (0.94 – 1.31), sterno = 0.80 (0.75 – 0.88), orbito = 1.54 (1.43 – 1.67), dcp = 0.26 (0.20 – 0.31), sct l p = 1.17 (1.08 – 1.40), C = 2.11 (1.78 – 2.25), 4c = 1.71 (1.50 – 1.80), 4v = 3.14 (2.71 – 3.40), 5x = 1.29 (1.00 – 1.33), ac = 3.27 (3.0 – 3.80), M = 0.86 (0.67 – 1.00), C3 F = 0.69 (0.56 – 0.69).

Type specimens

Holotype male ( SCAU, No. 124448 ), China: Libo , Maolan, Guizhou , 25.283°N, 107.900°E, a l titude 750 m, 20 July 2015, YQ Liu. Paratypes: 4 ma l es (SCAU, Nos. 124453 – 56), 21 September 2015, J Huang, YQ Liu, YL Wang, Y Zhang, same l oca l ity data as ho l otype; 4 ma l es (SCAU, Nos. 124449 – 52), Mu l un, Huanjiang, Guangxi, 25.117°N, 108.033°E, a l titude 500 m, 17 September 2015, J Huang, YQ Liu, YL Wang, Y Zhang; 1 ma l e (SCAU, No. 124525), Qimaba, Lvchun, Yunnan, 22.517°N, 102.283°E, a l titude 1280 m, 3 August 2016, YQ Liu.

Etymology

Patronym of the co ll ector, Mr. Yiqin Liu (SCAU).

Figures

Figure 3. Phortica (Ashima) yiqini sp. nov. ι male. (a) arista; (b) epandriumι cercus and surstylus (lateral view); (c) surstylus (inner view); (d) hypandriumι parameres and gonopods (ventral view); (e) hypandriumι gonopodsι paramereι aedeagus and aedeagal apodeme (lateral view). Scale bars = 0.1 mm.