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Trionyx minusculus

Osteichthyes - Testudines - Trionychidae

Taxonomy
Plastomenus minusculus was named by Chkhikvadze (1973). Its type specimen is IPGAS Z-13-1, a partial shell (partial hyo-hypoplastron), and it is a 3D body fossil. Its type locality is Konur-Kura, which is in an Eocene terrestrial horizon in Kazakhstan.

It was recombined as Paraplastomenus minusculus by Kordikova (1994); it was recombined as Francedebroinella minuscula by Chkhikvadze (1999), Danilov et al. (2014); it was recombined as Trionyx minusculus by Georgalis and Joyce (2017).

Sister species lacking formal opinion data
Entered
by P. Mannion on 2017-09-21

Synonymy list
YearName and author
1973Plastomenus minusculus Chkhikvadze
1994Paraplastomenus minusculus Kordikova
1999Francedebroinella minuscula Chkhikvadze
2014Francedebroinella minuscula Danilov et al.
2017Trionyx minusculus Georgalis and Joyce

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
RankNameAuthor
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
ArchelosauriaCrawford 2015
Pantestudines
Testudinata(Oppel 1811)
orderTestudinesBatsch 1788
suborderCryptodira
familyTrionychidaeGray 1825
subfamilyTrionychinaeGray 1825
genusTrionyx
speciesminusculus()

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 minusculus Chkhikvadze 1973
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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: Late/Upper Eocene or 37.71000 to 33.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Eocene37.71 - 33.9Kazakhstan Plastomenus minusculus (type locality: 190943)