1. Introduction of Lycopodium: Lycopodium is the general name of Lycopodiaceae of Lepidoptera, with about 500 species.

2. Distribution: It is distributed all over the world, mostly in the tropics.

3, morphological characteristics:

(1) larvae are short and slug-shaped. No abdominal feet, replace them with suction cups. When you move, you don't crawl but slide. The larvae are brightly colored.

Toxicity: People will be stung when they come into contact with the bristles of insects, causing a rash. After being stung, you will feel pain, itching and heat, which may be accompanied by swelling for a long time. When touching a wound, it still causes pain.

(2) The adult has a body length of 13- 18 mm, a wingspan of 28-39 mm, a dark taupe body, dark ventral surfaces and feet, and the nodes above 10 of the female antenna are comb-shaped and male-feathered.