What is the scientific name of the northeast yellow snake?

Earth ball, another name: flying on the grass, seven inches. It belongs to Agkistrodon, a kind of Agkistrodon. Distributed in Liaoning, Jilin and Heilongjiang. Foreign countries are located in the Russian Far East and Korea. The mode of reproduction is oviparous. In September, 2- 10 litters were born, and the total length of newborn snakes was 172-2 16mm. Weeds, shrubs, forest edges, fields or stone piles common in plains, shallow hills or low mountains. Hibernate every year 10, and hibernate in May of the following year. Eat mice, frogs and fish, and occasionally eat lizards and other snakes. Scientific name: Ussuri Jian. Small poisonous snake, male 50-66 cm long, female 5 1-63 cm. The back is dark brown, brown or reddish brown, with two rows of large round spots with black edges and light center color, which are open to the side.