The head breastplate is raised, and the surface is densely covered with fluff, and there are particles on the surface of the head breastplate near the base of the anterior teeth. There are granular ridges with different lengths at the back of the head breastplate; The forehead has 6 teeth, the middle 4 teeth are similar in size, and the leading edge is blunt; The front side edge has 6 teeth, the end of the first tooth is flat and blunt, the second to fourth teeth are similar in size, the end is sharp, and the last tooth is spiny; Both the trailing edge and the trailing edge have granular ridges. The pincers' feet are stout, not equal to < P > stone crabs, and there are flat particles on the surfaces of wrist and metacarpal joints. There are 5 spines on the back of the metacarpal joint, and the particles on the inner and outer sides are arranged in columns. Body color:
Crab-like, oblate or nearly hexagonal, with a few spindle shapes, 3.5-8cm long, 3-6cm wide and 1-2cm thick, gray or light grayish brown to light brown. The back is slightly raised, some are smooth and shiny, some have the texture on the back of the crab, and some are still attached to other biological shells; The abdomen is slightly concave, and the surface is sometimes destroyed; Arthropods are mostly incomplete; All depressions and foot faults are often filled with mudstone. The body is heavy and hard; It can be smashed, and the crab shell on the cross section is thin, gray-brown, limestone-like in the middle, gray and rough. Slight breath, light taste. It is better to have a complete body, a bluish gray color and a strong quality.
The brown cloth on the head and breastplate is mottled with red, and the claw feet are roughly bright red.
efficacy and function of stone crab: clearing away heat, promoting diuresis, detumescence, detoxicating, removing nebula and improving eyesight
eating contraindications of stone crab: it should be used with caution by people with no body heat and pregnant women. Do not take it during pregnancy.