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Monotypic taxon:
Genus †
Theretairus
Simpson, 1926
(reptile)
Taxa
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Entity:
Acrosphenodontia (Clade)
..Eusphenodontia (Clade)
..†Godavarisaurus (Genus)
..†Planocephalosaurus (Genus)
..†Rebbanasaurus (Genus)
..[†Rebbanosaurus] (Genus)
..[†Zapatodon] (Genus)
..†Theretairus (Genus)
....†Theretairus antiquus (Species)
Authorship
Original name
:
Simpson, 1926. Amer. J. Sci., (5) 12, 12.
Synonyms
In
:
†
Opisthias
(Genus)
Gilmore, 1909
Ref:
R.L. Carroll, 1988
: App. (p. 616).
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026