PBDB Taxon

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Machaeroprosopus

Reptilia - Parasuchidae

Taxonomy

Machaeroprosopus was named by Mehl (1916). Its type is Machaeroprosopus andersoni.

It was synonymized subjectively with Phytosaurus by Case (1922); it was synonymized subjectively with Rutiodon by Kuhn (1964).

It was assigned to Phytosauria by Mehl (1916); to Mystriosuchidea by Huene (1922); to Phytosauridae by Hay (1930); to Pseudopalatinae by Hungerbühler et al. (2013), Stocker and Butler (2013) and Parker et al. (2013); and to Mystriosuchini by Kammerer et al. (2016).

Species

M. andersoni (type species), M. buceros, M. jablonskiae, M. lottorum, M. mccauleyi, M. pristinus, M. tenuis, M. validus, Pseudopalatus maccauleyi, Redondasaurus bermani, Redondasaurus gregorii

Synonyms

Redondasaurus was named by Hunt and Lucas (1993). Its type is Redondasaurus gregorii.

It was synonymized subjectively with Machaeroprosopus by Hungerbühler et al. (2013).

It was assigned to Parasuchia by Lucas et al. (1997); to Parasuchidae by Hunt and Lucas (1993) and Spielmann and Lucas (2012); and to Pseudopalatinae by Stocker and Butler (2013).
Arribasuchus was named by Long and Murry (1995).

It was synonymized subjectively with Pseudopalatus by Hungerbühler (2002), Zeigler et al. (2002) and Irmis (2005); it was synonymized subjectively with Machaeroprosopus by Hungerbühler et al. (2013) and Parker et al. (2013).

It was assigned to Pseudopalatinae by Long and Murry (1995).
Pseudopalatus was named by Mehl (1928). Its type is Pseudopalatus pristinus. It was considered paraphyletic by Stocker (2010) and monophyletic by Nesbitt (2011).

It was synonymized subjectively with Rutiodon by Kuhn (1964); it was synonymized subjectively with Machaeroprosopus by Hungerbühler et al. (2013) and Parker et al. (2013).

It was assigned to Phytosauridae by Hay (1930); to Pseudopalatinae by Long and Murry (1995) and Parker and Irmis (2006); to Pseudopalatinae by Stocker (2010); and to Phytosauria by Nesbitt (2011).

Synonymy list

Year	Name and author
1916	Machaeroprosopus Mehl
1922	Machaeroprosopus Huene p. 23
1928	Pseudopalatus Mehl p. 7
1930	Machaeroprosopus Hay p. 143
1930	Pseudopalatus Hay p. 143
1993	Redondasaurus Hunt and Lucas p. 193
1995	Arribasuchus Long and Murry
1995	Pseudopalatus Long and Murry p. 74
1997	Redondasaurus Lucas et al.
2006	Pseudopalatus Parker and Irmis
2010	Pseudopalatus Stocker p. supplement
2011	Pseudopalatus Nesbitt p. 193 fig. 51
2012	Redondasaurus Spielmann and Lucas
2013	Machaeroprosopus Hungerbühler et al.
2013	Machaeroprosopus Parker et al.
2013	Machaeroprosopus Stocker and Butler
2013	Redondasaurus Stocker and Butler
2016	Machaeroprosopus Kammerer et al.

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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
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota

Rank	Name	Author
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
—	Pseudosuchia	(Zittel 1890)
—	Phytosauria	(Jaeger 1828)
family	Parasuchidae	Lydekker 1885
subfamily	Mystriosuchinae	von Huene 1915
—	Leptosuchomorpha
—	Mystriosuchini	(Huene 1915)
genus	Machaeroprosopus

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. †Machaeroprosopus Mehl 1916

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†Machaeroprosopus andersoni Mehl 1922

†Machaeroprosopus buceros Cope 1881

†Machaeroprosopus jablonskiae Parker and Irmis 2006

†Machaeroprosopus lottorum Hungerbühler et al. 2013

†Machaeroprosopus mccauleyi Ballew 1989

†Machaeroprosopus pristinus Mehl 1928

†Machaeroprosopus tenuis Camp 1930

†Machaeroprosopus validus Mehl 1916

Invalid names: Arribasuchus Long and Murry 1995 [synonym], Pseudopalatus Mehl 1928 [synonym], Redondasaurus Hunt and Lucas 1993 [synonym]

Diagnosis

No diagnoses are available