Wild silkworm chrysalis is generally 6-January, silkworm chrysalis, also known as the small bee child, is a high-protein nutrients, late silkworm sand (silkworm excreta), silkworm molt, cocoon, white stalemate (infected with white stunt disease death of silkworms) and so on, can be used for medicinal purposes, silkworms spit cocoon after about 4 days, will become a chrysalis, silkworm chrysalis body shape like a spinning whipple, divided into the head, thorax, abdomen, three Individual segments, the head is very small, long with compound eyes and antennae, chest long with thoracic feet and wings, bulging abdomen with 9 body segments, the color is brown, professional workers can distinguish male and female from the pupa abdominal lines and brown dots, the pupa can be eaten for the human body to add a lot of protein nutrients.

Worm chrysalis out of the ground is generally 6-January only, is a high-protein nutrients, not only can be eaten, there is great medicinal value.