Common names: snail, incense snail.
Origin and production period:
Widely distributed throughout, freshwater lakes, reservoirs, rice fields, pond ditches, etc. are all produced.
Introduction:
Shells are large, shell height 6 cm, width 4 cm. The shell is thin and firm, with a long conical shape. There are 6 to 7 spiral layers, and each spiral layer grows evenly and rapidly. The spiral part is high and slightly off, the screw layer expands and the suture is deep. Shell surface is smooth brown or dark brown. Growth pattern is dense. The shell is oval, with an acute angle above it and a black border around it. The part of the umbilicus is covered by the inner lip and it is linear or completely covered. Mean angle, oval, tan, ring pattern, nuclear near the center of the inner lip. Chinese round snail shells are large, thin and strong. The body size is slightly smaller than that of the Chinese round snail, with a shell height of 5 cm and a width of 4 cm, showing an oval shape. Spiral layer 6 to 7 layers. The spiral is short and wide, and the body spiral is particularly rounded. Top shell, suture deep. Shell green brown or brown. Bright oval, black frame around the edge. The outer lip is simple; the inner lip is thick and covers the umbilicus. Rhinoceros.