Where does “Coenagrioninae” come from?

Coenagrioninae (Translingual) comes from Translingual -inae, from Latin -īnae.

Ancestry of “Coenagrioninae”, step by step

Step	Language	Word	Meaning
1	Translingual	-inae	—
2	Latin	-īnae	—

Coenagrioninae — Etymology, Origin & Word History | Etymology Explorer