Genus

Callixylon Zalessky, 1911

List of species

1. Callixylon trifilievii Zalessky, 1911

Luokittelu

Organism group	Biota
Kingdom	Plantae
Phylum	Archaeopteridophyta
Class	Archaeopteridopsida
Order	Archaeopteridales
Family	Archaeopteridacea
Genus	Archaeopteris
	Callixylon
Species	trifilievii