Chrissia dongqianhuensis Kong et al., 2014

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 : 1849-1850

Chrissia dongqianhuensis Kong et al., 2014

( Figure 17 )

Chrissia dongqianhuensis sp. nov. Kong et al., 2014: 784–787, figs. 1–4.

Material examined

Three females (ECNU20140911/TT20; ECNU20140909/TT21; ECNU20140914/TT22) dissected.

Dimensions

(Female, n = 3) Length, 1.25–1.32 mm; height, 0.47–0.49 mm.

Brief description

Female, in lateral view, anterior end wider than posterior. LV overlapping RV ventrally. Septa absent. Only five natatory setae present on A2, strongly reduced and equal in length. UR asymmetrical ( Kong et al. 2014; p. 788, fig. 3D,E); right one stronger than the left. Ramus of right UR with large denticles on end, and only small denticles present on left. Both claws with large denticles. Base of UR attachment with well-developed triangular process, both dorsal and ventral branches well-developed.

Distribution

Chrissia dongqianhuensis is the only species that has previously been reported from the Tiantong National Forest Park ( Kong et al. 2014). It may be an endemic species in eastern China, and its male has not been found.

Figures

Figure 17. Chrissia dongqianhuensis Kong et al., 2014. Female. (a) ECNU20140911/TT20, external view of LV; (b) ECNU20140911/TT20, internal view of LV. Scale bars: 100 μm.