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Leptocharias tunisiensis

Chondrichthyes - Carcharhiniformes - Leptochariidae

Taxonomy
Leptocharias tunisiensis was named by Adnet et al. (2020). Its type specimen is KEB-1-138 and is a 3D body fossil. Its type locality is Djebel el Kébar, which is in a Bartonian lagoonal mudstone/sandstone in Tunisia.

Synonymy list
YearName and author
2020Leptocharias tunisiensis Adnet et al. p. 18 figs. Figure 7F-K

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderCarcharhiniformesCompagno 1973
familyLeptochariidae
genusLeptochariasMüller and Henle 1837
speciestunisiensis

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.

Leptocharias tunisiensis Adnet et al. 2020
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Diagnosis
ReferenceDiagnosis
S. Adnet et al. 2020Fossil species of Leptocharias charac- terized by a disjunctive monognathic heterodonty with partial overlapping of alternate files as observed in the living representative Leptocharias smithii. Antero-lateral teeth with high cusp curved distally and slightly a folded enameloid, twice as large as anterior teeth. Posteriors are quite sym- metrical resembling those of scyliorhinid with plicate enameloid. This fossil species is, however, distinct in having lateral teeth with more stocky design, a well-marked overlapping surface on the labial part of the root, a lesser ornamented enamel of the crown in posterior teeth, and in a hemiaula- corhize vascularization of the root.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 06:53:24
Modified: 2009-07-21 08:53:24
Source: o = order, subp = subphylum
References: Wagner 2023, Carroll 1988, Hendy et al. 2009

Age range: Bartonian or 41.30000 to 38.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Bartonian41.3 - 38.0Tunisia (Sidi Bouzid Township) Leptocharias tunisiensis (type locality: 173640)