Cypridopsis vidua (O. F. Müller 1776 )

Ma, Shunxin & Yu, Na, 2018, Freshwater ostracods (Crustacea) from Tiantong National Forest Park and Dongqian Lake, eastern China, with descriptions of two new species, Journal of Natural History 52 (27 - 28), pp. 1825-1868 : 1847

Cypridopsis vidua (O. F. Müller 1776)

( Figure 15 )

Cypris vidua sp. nov. O. F. Müller, 1776: 199.

Cypridopsis vidua comb. nov. Brady, 1868: 375–376, pl. 24, figs. 27–30, 46.

Material examined

One female (ECNU20140914/TT08) dissected.

Dimensions

(Female, n = 3) Length, 0.55–0.73 mm; height, 0.37–0.39 mm; width, 0.40 mm.

Brief description

Female, carapace with three green or black bands and numerous setae on surface. Natatory setae on A2 exceeding tips of terminal claws. Seta β on Md short and hirsute, basally inflated, tapering distally; seta γ slender. Two large bristles on third masticatory lobe of Mx1 smooth. L6 five-segmented; only seta d2 present on basal segment; seta e reaching to end of penultimate segment; seta f long, exceeding end of terminal segment. L7 four-segmented, with three setae d on basal segment. UR vestigial, only with slender seta Sa and small seta Sp.

Distribution

This species is a cosmopolitan species ( Meisch 2000; Martens and Savatenalinton 2011). In China, this species has been reported from Fujian ( Sars 1903) and Beijing ( Zhai and Zhao 2014).

Figures

Figure 15. Cypridopsis vidua (O. F. Müller 1776). Female. (a) ECNU20140914/TT0801, external view of RV; (b) ECNU20140914/TT0802, dorsal view. Scale bars: 100 μm.