Razer tergum is a giant scorpion with strong chela deadly sting 剃背是只拥有强壮大螯与致命毒刺的巨蝎。
2.
Right now of edible , flesh of double chela jade is tender , piece piece red cream sweet , very camry 此时食用之，双螯玉肉嫩，块块红膏香，极为佳美。
3.
Chela sufficient asymmetry , brawnier , the 4th pair of conditions are sufficient compressed be like an oar , comfortable at swimming 螯足不对称，较粗壮，第四对步足扁平似浆，适于游泳。
4.
Note : the post - larvae , growing a chela on the walking leg , begin to devour other small actively swimming animalcules , and the slow moving bs - n brine - shrimp nauplii becomes easy prey 夜间投饵间隔容易变长，因此稍微增加投饵之必要，但注意过多之投饵量，使水质恶化，育成率失败。
5.
Sturgeon , or call stone old ghost , head cuirass is hexagonal , chela is sufficient powerful , sufficient edge back an abdomen provides bristle , congeneric kind more , or viridescence color , or he gong is lubricious 鲟，或称石老鬼，头胸甲为六角形，螯足强大，足背腹沿具刚毛，同属种较多，或青绿色，或赫红色。
