延于
3.coextensive with the genus Ceratopteris; sometimes included in family Polypodiaceae.
4.chiefly tropical trees and shrubs and vines usually having a tall columnar trunk bearing a crown of very large leaves; coextensive with the order Palmales.
5.coextensive with the genus Leitneria; commonly isolated in a distinct order.
6.coextensive with the order Cestida; ctenophores having a greatly flattened and elongated body.
7.family of small leafhoppers coextensive with the Cicadellidae and not distinguished from it in some classifications.
9.in some classifications coextensive with family Laminariaceae: marine brown algae of cold or polar seas.

