PBDB Taxon

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Trionyx vindobonensis

Reptilia - Testudines - Trionychidae

Taxonomy

Trionyx vindobonensis was named by Peters (1855). Its type specimen is NHMW 1853/0016/0003, a partial skeleton, and it is a 3D body fossil. Its type locality is Tegel von Hernals, which is in a Serravallian terrestrial horizon in Austria.

Sister species lacking formal opinion data

T. pliopedemontanus

Synonyms

Trionyx gergensi was named by Reinach (1900). Its type specimen is NMM specimen, a partial shell, and it is a 3D body fossil. Its type locality is Hechtsheim, which is in an Aquitanian terrestrial horizon in Germany.

It was recombined as Aspidonectes gergensi by Meyer (1844); it was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx brunhuberi was named by Ammon (1911). Its type specimen is BSPG 1911 I 23, a partial shell, and it is a 3D body fossil. Its type locality is Dechbetten, which is in a Langhian marine horizon in Germany.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx hoernesi was named by Heritsch (1909). Its type specimen is UMJGP 200694, a partial skeleton, and it is a 3D body fossil. Its type locality is Grossradl quarry, which is in a Langhian terrestrial horizon in the Eibiswald Formation of Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx peneckei was named by Heritsch (1909). Its type specimen is UMJGP 200693, a carapace, and it is a 3D body fossil. Its type locality is Pölfing-Brunn, which is in a Langhian terrestrial horizon in the Eibiswald Formation of Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx petersi was named by Hoernes (1881). Its type specimen is UMJGP 200694, a partial skeleton, and it is a 3D body fossil. Its type locality is Grossradl quarry, which is in a Langhian terrestrial horizon in the Eibiswald Formation of Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx rostratus was named by Arthaber (1898). Its type specimen is IPUW 1897 IV, a partial skeleton, and it is a 3D body fossil. Its type locality is Au am Leithaberge, which is in a Tortonian terrestrial horizon in Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx septemcostatus was named by Hoernes (1881). Its type specimen is UMJGP 200698, a partial shell, and it is a 3D body fossil. Its type locality is Vordersdorf, which is in a Langhian mire/swamp coal in the Eibiswald Formation of Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx teiritzbergensis was named by Gemel (2002). Its type specimen is NOLM F/4972, a partial shell, and it is a 3D body fossil. Its type locality is Teiritzberg, which is in a MN 5 marine sandstone in the Laa Formation of Austria.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).
Trionyx teyleri was named by Winkler (1869). Its type specimen is TM 8446, a partial skeleton, and it is a 3D body fossil. Its type locality is Öhningen, which is in a MN 7 + 8 lacustrine limestone in the Upper Freshwater Molasse Formation of Germany.

It was synonymized subjectively with Trionyx vindobonensis by Georgalis and Joyce (2017).

Synonymy list

Year	Name and author
1844	Aspidonectes gergensi Meyer p. 565
1855	Trionyx vindobonensis Peters
1869	Trionyx teyleri Winkler
1881	Trionyx petersi Hoernes
1881	Trionyx septemcostatus Hoernes
1889	Trionyx gergensi Lydekker p. 12 fig. 3
1898	Trionyx rostratus Arthaber
1900	Trionyx gergensi Reinach p. 565
1909	Trionyx hoernesi Heritsch
1909	Trionyx peneckei Heritsch
1911	Trionyx brunhuberi Ammon
2002	Trionyx teiritzbergensis Gemel

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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

Rank	Name	Author
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
—	Testudinata	(Oppel 1811)
order	Testudines	Batsch 1788
suborder	Cryptodira
family	Trionychidae	Gray 1825
subfamily	Trionychinae	Gray 1825
genus	Trionyx
species	vindobonensis

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.

†Trionyx vindobonensis Peters 1855

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Invalid names: Trionyx brunhuberi Ammon 1911 [synonym], Trionyx gergensi Reinach 1900 [synonym], Trionyx hoernesi Heritsch 1909 [synonym], Trionyx peneckei Heritsch 1909 [synonym], Trionyx petersi Hoernes 1881 [synonym], Trionyx rostratus Arthaber 1898 [synonym], Trionyx septemcostatus Hoernes 1881 [synonym], Trionyx teiritzbergensis Gemel 2002 [synonym], Trionyx teyleri Winkler 1869 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Body part:

carapacef

Adult length:

100 to < 1000f

Grouping:

solitaryf

Environment:

brackish, freshwaterf

Locomotion:

actively mobilef

Life habit:

aquaticf

Diet:

piscivoref

Diet 2:

carnivoref

Reproduction:

oviparousf

Created:

2005-08-25 13:24:04

Modified:

2005-09-09 19:45:41

Source: f = family, subp = subphylum

References: Ernst and Barbour 1989, Carroll 1988

Age range: base of the Chattian to the top of the MN 7 + 8 or 28.10000 to 11.10000 Ma

Collections (12 total)

Time interval	Ma	Country or state	Original ID and collection number
Chattian	28.1 - 23.03	Slovenia (Trbovlje)	Trionyx petersi (187586)
MN 1	23.03 - 22.4	Germany (Rhineland-Palatinate)	Trionyx gergensi (69617)
Aquitanian	23.03 - 20.44	Germany (Mainz)	Trionyx gergensi (190939)
Langhian	15.97 - 13.82	Germany	Trionyx brunhuberi (125335)
Langhian	15.97 - 13.82	Austria (Styria)	Trionyx hoernesi, Trionyx petersi (190938) Trionyx peneckei (190940) Trionyx septemcostatus (144047)
MN 5	15.97 - 13.65	Austria (Niederösterreich)	Trionyx teiritzbergensis (45836)
MN 5	15.97 - 13.65	Austria	Trionyx vindobonensis (51002)
Serravallian	13.82 - 11.62	Austria (Vienna)	Trionyx vindobonensis (type locality: 178665)
MN 7 + 8	12.75 - 11.1	Germany (Baden-Württemberg)	Trionyx teyleri (34534)
Tortonian	11.62 - 7.246	Austria (Lower)	Trionyx rostratus (190941)