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Amamriabatis heni

Chondrichthyes - Myliobatiformes - Myliobatidae

Taxonomy
Amamriabatis heni was named by Adnet et al. (2020). Its type specimen is KEB 1-219, a set of teeth, and it is a 3D body fossil. Its type locality is Djebel el Kébar, which is in a Bartonian lagoonal mudstone/sandstone in Tunisia. It is the type species of Amamriabatis.

Synonymy list
YearName and author
2020Amamriabatis heni Adnet et al. p. 41 figs. Figure 14A-G

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
orderMyliobatiformesCompagno 1973
superfamilyMyliobatoidea
familyMyliobatidaeBonaparte 1838
subfamilyMobulinae(Gill 1893)
genusAmamriabatis
speciesheni

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.

Amamriabatis heni Adnet et al. 2020
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Diagnosis
ReferenceDiagnosis
S. Adnet et al. 2020Mobulid-like taxon known only by iso- lated teeth. Dentition of supposed alternating rows with teeth weakly joined. The dentition comprises teeth more or less elongated with roughly hexago- nal-shaped to teeth bearing a median keel expended lingually. The tooth crown is relatively low, slightly displaced lingually with a smooth labial visor, particularly pinched, and a lingual face that could be, at the contrary, strongly ornamented, with sinuous folds and grooves under the developed lingual keel. The occlusal face of the crown is strongly flat and smooth. The root is narrow compared to the crown, and bears irregular lobes with rounded bases, widely separated by deep furrows.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 07:05:51
Modified: 2009-07-21 09:05:51
Source: o = order, subp = subphylum
References: Wagner 2023, Hendy et al. 2009, Carroll 1988

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) Amamriabatis heni (type locality: 173640)