Shen Collection, Middle Volume
Radical: Insect (chóng)
螢
Kangxi Strokes: 16
Page 1093, Entry 01
Pronounced ying. A name for a firefly.
Book of Rites (Liji), Monthly Ordinances (Yueling): Rotten grass turns into fireflies.
Erya, Interpretation of Insects (Shi chong): The firefly is called zhao. Commentary: It flies at night and has a light beneath its abdomen.
Records of Past and Present (Gujin zhu): The firefly has other names: yao ye, jing tian, yi yao, dan liang, lin, dan niao, ye guang, and xiao zhu.
Piya: The firefly has no stomach and yet it grows.
Book of Jin (Jin shu), Biography of Che: His family was poor and he could not often afford lamp oil; in the summer, he would gather dozens of fireflies in a silk bag to light his books.
Also, in the Collected Rhymes (Jiyun) and Correct Rhymes (Zhengyun), pronounced ying. The meaning is the same. Sometimes written in a variant form.