Stone silkworm

Stone silkworm

(Ben Jing)

[synonyms] sand louse (Ben Jing), stone beetle (BIE Lu), bride under the stone (Ben Cao Shi Yi).

[source] it is the larva of stonemoth or its related insects.

[animal morphology] stone moth

Body shape such as moth, yellow brown, about 2 cm long, spread wings, 6 boxes of meters wide. Head slightly stellate ovate, yellow, head densely covered with yellow and white bristles. One pair of compound eyes and three monocular eyes. The mouthparts degenerate, and the mandible and lower lip form a short snout tube, which is suitable for sipping. One pair of antennae, yellow at the base and end, and dark brown at the center. The front chest is short and small, and the back of the front chest is densely covered with yellow and white bristles. The back of the chest is large, with 1 black brown stripe on each side. 2 pairs of wings, dense short hair, opaque, hind wing larger than the front wing; the front edge of the front wing is yellowish brown, scattered with small brown stripes, with a large black longitudinal bar in the center, the inner and rear edges are grayish brown, with brown ridges, the back wing is dark yellow, and the outer edge is dark black. Foot 3 pairs, yellow, legs and most of the tarsi for black brown. There are two long spines at the end. The larvae are similar to silkworms, with 3 pairs of thorax and feet, 1 pair of abdomen and gills.

The adults mostly appear on the plants near the water. Eggs are laid on stones or grass roots near the water. After hatching, larvae enter the water. They use silk gland secretions to combine leaves, wood chips, sand and stone to form various tubular tubes and hide in them. Their head, chest and feet are exposed and crawling at the bottom of the water. Aquatic plants or insects gradually pupate and become adults.

[flavor] salty, cold.

① Ben Jing: "it tastes salty and cold. "

② "Wupu materia medica:" Lei Gong: salty, non-toxic. "

③ Li dangzhi's Yao Lu: "it tastes salty and slightly pungent. "

④ Bielu: "poisonous. "

[functions and indications] 1. Ben Jing: "governing the five channels, breaking the stone and inducing abortion. Internal solution and gas accumulation, favorable water channel and heat removal. "

② Bielu: "it's not good to urinate because it's the main stone. "