The early tetrapod groups themselves are grouped as Labyrinthodontia.
2.
More importantly, Watson began using the term Labyrinthodontia to refer to these groups.
3.
Below is a suggested evolutionary tree of Labyrinthodontia, from Colbert 1969 and Caroll 1997.
4.
Older taxons that include late stem tetrapods and early tetrapods are the Labyrinthodontia and Ichthyostegalia.
5.
See Labyrinthodontia # Origin of modern amphibians.
6.
The names Stegocephalia and Labyrinthodontia were used interchangeably to refer to the order in which it belonged.
7.
Cope classified Microsauria as a subgroup of Labyrinthodontia, placing many small, amphibian-like animals within it.
8.
S�ve-S�derbergh used the name Labyrinthodontia in a strict sense ( " sensu stricto " ) to refer to Rhachitomi and Stereospondyli, excluding Embolomeri.
9.
Romer agreed with this classification, but used the name Temnospondyli to avoid confusion with Labyrinthodontia in its wider sense ( " sensu lato " ).
10.
"Sclerocephalus " was often classified within the deprecated paraphyletic taxa Stegocephalia and Labyrinthodontia, because of a skull that was connected to the shoulder girdle and teeth of labyrinthodont type.