Macrobrachium inflatum Liang & Yan, 1985

Zheng, Xiao-Zhuang, Chen, Wen-Jian & Guo, Zhao-Liang, 2019, The genus Macrobrachium (Crustacea, Caridea, Palaemonidae) with the description of a new species from the Zaomu Mountain Forest Park, Guangdong Province, China, ZooKeys 866, pp. 65-83 : 76-77

Macrobrachium inflatum Liang & Yan, 1985 Fig. 6C

Material examined.

Two females, tl 46.8-50.2 mm, cl 13.8-15.3 mm, 1 male, tl 52.1 mm, cl 14.2 mm, Qianlonggu, Gaoming, Foshan City (22°42'48"N, 112°44'54"E, alt. 124 m, stn. 4), 9 September 2017; 2 females, tl 45.5-51.0 mm, cl 13.4-16.1 mm, 3 males, tl 46.5-60.1 mm, cl 15.2-21.3 mm, Yangmei River, Gaoming, Foshan City (22°45'18"N, 112°46'04"E, alt. 49 m, stn. 5), 9 September 2017; 3 females, tl 40.5-54.3 mm, cl 12.5-20.6 mm, 2 males, tl 41.5-65.2 mm, cl 16.2-23.7 mm, Sibao Reservoir, Heshan, Jaingmen City (22°44'14"N, 112°50'17"E, alt. 84 m, stn.1), 17 August 2017.

Remarks.

Specimens were confidently assigned to the present species due to their inflated palm, the upturned rostrum and the rostral formula, as well as the ratio of the segments in the male second pereiopods. Macrobrachium inflatum is usually found together with M. nipponense .

Colouration.

The body is translucent and light green. The rostrum is transparent to almost colourless. The cephalothorax has blue-black diagonal strips, and the abdomen shows blue-black transverse strips. The second pereiopods have transversal yellow bands on the merus and carpus. All joints of third to fifth pereiopods have transversal yellow bands. The eggs are yellow ( Fig. 6C ).

Distribution.

Southeastern China (Jiangsu, Anhui, Hunan, Guangdong, and Yunnan Provinces).

Figures

Figure 6. Photographs of Macrobrachium species. A M. nipponense, living specimen, male B M. maculatum, living specimen, male C M. inflatum, living specimen, female.