Cycadofilicales vs Lyginopteridales

Cycadofilicales and Lyginopteridales both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cycadofilicales	Yes	No	No	No
Lyginopteridales	Yes	No	No	No

As nouns, Cycadofilicales and Lyginopteridales are synonyms defined as:

Cycadofilicales and Lyginopteridales: fossil gymnospermous trees or climbing plants from the Devonian: seed ferns

Other synonyms of Cycadofilicales include order Cycadofilicales, order Lyginopteridales.

Cycadofilicales (noun)	Lyginopteridales (noun)
fossil gymnospermous trees or climbing plants from the Devonian: seed ferns	fossil gymnospermous trees or climbing plants from the Devonian: seed ferns