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Gladioserratus magnus

Chondrichthyes - Squalomorphii - Hexanchidae

Taxonomy
Gladioserratus magnus was named by Underwood et al. (2011). Its type specimen is DUGF/2, a tooth (Lower lateral tooth), and it is a 3D body fossil. Its type locality is Northwest of Garudamanglam, which is in a Cenomanian offshore mudstone in the Karai Formation of India.

Synonymy list
YearName and author
2011Gladioserratus magnus Underwood et al. p. 541 figs. 3 A-J

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
NeoselachiiCompagno 1977
orderSqualomorphiiCompagno 1973
orderHexanchiformesde Buen 1926
familyHexanchidaeGray 1851
genusGladioserratus
speciesmagnus

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.

Gladioserratus magnus Underwood et al. 2011
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Diagnosis
ReferenceDiagnosis
C. J. Underwood et al. 2011"In addition to generic diagnosis, lower lateral teeth moderately large (seen 13 to 19 mm wide) with up to six differentiated cusps. Cusps are all of similar shape and orientation and decrease in size distally, with the mesial (largest) cusp lower than root. In wider and lower teeth (maximum height half width), cusps are more broadly triangular than in narrower teeth. Mesial edge of root of all teeth, other than presumed first lower tooth, is gently convex. Mesial edge of first cusp straight or faintly convex, with six to nine serrations present on the lower half. Upper lateral teeth unknown."
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:04:38
Modified: 2009-07-21 09:04:38
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Wagner 2023

Age range: Early/Lower Cenomanian or 100.50000 to 93.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Cenomanian100.5 - 93.9India (Tamil Nadu) Gladioserratus magnus (type locality: 110178)