PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Palacrodon

Reptilia

Taxonomy

Palacrodon was named by Broom (1906). It is not extant. Its type is Palacrodon browni.

It was assigned to Rhynchocephalia by Broom (1906); to Sphenodontidae by Carroll (1988); and to Diapsida by Gow (1999).

Species

P. browni (syn. Fremouwsaurus geludens) (type species)

Synonyms

Fremouwsaurus was named by Gow (1992). Its type is Fremouwsaurus geludens.

It was synonymized subjectively with Palacrodon by Gow (1999).

It was assigned to Fremouwsauridae by Gow (1992).

Synonymy list

Year	Name and author
1906	Palacrodon Broom p. 379
1988	Palacrodon Carroll p. 616
1992	Fremouwsaurus Gow p. 21
1999	Palacrodon Gow p. 23

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda

Rank	Name	Author
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
genus	Palacrodon

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Palacrodon Broom 1906

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†Palacrodon browni Broom 1906

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Invalid names: Fremouwsaurus geludens Gow 1992 [synonym]

Invalid names: Fremouwsaurus Gow 1992 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Created:

2017-04-17 15:16:03

Modified:

2017-04-17 15:16:03

Source: subc = subclass, c = class, subp = subphylum

References: Carroll 1988, Hendy et al. 2009

Age range: base of the Olenekian to the top of the Norian or 251.20000 to 208.50000 Ma

Collections (5 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Triassic	252.17 - 247.2	Antarctica	Fremouwsaurus geludens (87410)
Olenekian	251.2 - 247.2	South Africa (Free State)	P. browni (98617)
Anisian	247.2 - 242.0	South Africa (Eastern Cape)	P. browni (80060)
Norian	228.0 - 208.5	USA (Arizona)	P. browni (196662) P. sp. (39160)