What is the scientific name of "rotten grass snake" that people in Sichuan and Chongqing say?

The scientific name is original spearhead.

The original scorpion lives in hills and mountains, inhabiting bamboo forests, shrubs, streams, tea mountains and cultivated land, and often moves around houses such as grasslands, garbage dumps, firewood and stones. Poisonous snakes, birds and small mammals in pastoral areas of western Sichuan. Viviparous

Distribution abroad: India (Assam), Bangladesh, Myanmar.

Endangered factors: being hunted as a medicinal ingredient. Medicinal: Chinese medicine theory holds that Agkistrodon acutus has analgesic effect.

Morphological characteristics: the length of the head is triangular, which is about 1.5 times its width. There are many fine scales behind the neck. The snout is narrow, and the scales between the two noses are small, separated by several smaller scales. There is a horizontal row of 14- 16 small scales between the scales of the left and right eyes. There are 1- several small scales between the nose scale and the front edge of the buccal fossa scale. The body length is about 1 m, and the back color is brown. There are parallel dark brown stripes on both sides of the midline of the back, which form a chain from left to right, and the abdomen is grayish brown with the most spots. It is active at night.

Endangered factors: being hunted as a medicinal ingredient.

Medicinal: Chinese medicine theory holds that Agkistrodon acutus has analgesic effect.