Amiota (Amiota) fuscata Chen and Zhang, 2005

Chen, Hong-Wei, Watabe, Hide-Aki, Gao, Jian-Jun, Takamori, Hisaki, Zhang, Ya-Ping & Aotsuka, Tadashi, 2005, Species diversity of the subgenus Amiota (s. str.) Loew, 1862 (Diptera, Drosophilidae) in southern China, Journal of Natural History 39 (3), pp. 265-310 : 301-302

publication ID	https://doi.org/ 10.1080/00222930310001657883
persistent identifier	https://treatment.plazi.org/id/ED02879B-A05A-7A67-674C-FC8B6B0FFA07
treatment provided by	Carolina
scientific name	Amiota (Amiota) fuscata Chen and Zhang
status	sp. nov.

Treatment

Amiota (Amiota) fuscata Chen and Zhang , sp. nov.

( Figure 21 View Figure 21 )

Diagnosis. All femora dark brown; paramere and aedeagus slender, much sclerotized and pointed apically ( Figure 21D, E View Figure 21 ).

Description

Wing. Wing with ca 21–22 minute, peg-like spinules on ventral surface of costal vein between R 2+3 and R 4+5.

Male terminalia. Epandrium entirely separated into lateral lobes at mid-dorsal portion, with ca 16–17 setae near posterior to ventral margins ( Figure 21A View Figure 21 ). Surstylus glabrous, with finger-like process at postero-ventral corner, 10 short prensisetae and several setae on distal margin, and a few stout, spine-like setae on inner surface ( Figure 21B View Figure 21 ). Anterior portion of hypandrium slightly broadened at middle ( Figure 21C View Figure 21 ). Paramere with ca three sensilla subbasally. Vertical lobe of gonopod slightly sclerotized, round apically ( Figure 21D View Figure 21 ). Outer membrane of aedeagus slightly erected basally. Ejaculatory apodeme: apical plate with ca five pits on each lateral margin; stalk thick ( Figure 21F View Figure 21 ).

Measurements. BL 53.33 mm in holotype (1 „ paratype: 3.23); ThL 51.30 mm (1.20); WL 52.70 mm (2.63); WW 51.20 mm (1.15).

Indices. arb53–4/3 (4–5/3–4), avd50.33 (0.30), adf51.10 (1.10), flw51.20 (1.20), FW/ HW50.35 (0.35), ch/ o50.07 (0.07), prorb50.80 (0.85), rcorb50.60 (0.65), vb50.35 (0.35), dcl50.60 (0.60), presctl50.65 (0.65), sctl51.10 (1.10), sterno51.00 (1.00), orbito52.20 (2.20), dcp50.28 (0.25), sctlp51.10 (1.10), C52.00 (1.93), 4c51.88 (1.76), 4v53.18 (2.94), 5x51.00 (1.00), ac53.75 (3.75), M50.75 (0.71), C3F50.78 (0.75).

HOLOTYPE: „, Yunnan: Gaoligongshan , 15 August 2000, ex tree trunk, H.-W. Chen leg.

PARATYPES: 2 „, Yunnan: Mt Wuliang , 1 July 2001, H. Watabe and J.-J. Gao leg. ( KIZ and SEHU) .

Distribution. China (Yunnan).

Relationship. This species resembles A. (A.) albilabris in the coloration of all femora, but differs from it by yellow mid and hind tibiae (dark brown in albilabris ).

Etymology. In reference to the dark brown colour of the femora.