Tingitanius tenuimandibulus

Claeson, Underwood & Ward, 2013


Classification: Elasmobranchii Rhinopristiformes Trygonorrhinidae

Reference of the original description
Claeson, K.M. & Underwood, C.J. & Ward, D.J. (2013)
†Tingitanius tenuimandibulus, a new platyrhinid batoid from the Turonian (Cretaceous) of Morocco and the cretaceous radiation of the Platyrhinidae. Journal of Vertebrate Paleontology, 33(5), 1019–1036

Types
Tingitanius tenuimandibulus
Holotype: NHMUK: PV P 66857; NHMUK: P 66857;


Description:


Citation: Tingitanius tenuimandibulus Claeson, Underwood & Ward, 2013: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 10/2024

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Description
Original diagnose after Claeson et al. (2013) p. 1023 [19627]: Platyrhinid batoid of moderate size. Unlike Platyrhina (Müller and Henle 1838) in possessing a more medially placed anterior horn on the nasal capsule and a longer chondrocranium between the nasal capsules and the otic capsules. Unlike Platyrhinoidis (Garman, 1881) in possessing a small, circular posterior dorsal roof foramen, instead of an anteroposteriorly broad and figure-eight-shaped fontanelle, and in possessing slender, laterally wide mandibular arch cartilages. Possesses short, tapered snout; plate-like antorbital cartilage; dorsal groundmass denticles are smooth and arrowhead-shaped; jaws gracile and straight; single anterior fontanelle; first complete vertebral centrum located extremely posterior along the length of the synarcual; and postpelvic processes present.

Remarks
shark-references Species-ID=13643;
type species of Tingitanius Claeson et al., 2013 [19627] by original designation (Art. 68.2 ICZN);

valid after Claeson et al. (2013) p. 1023 [19627]

References
Guinot, G. & Condamine, F.L. (2023)
Global impact and selectivity of the Cretaceous-Paleogene mass extinction among sharks, skates, and rays. Science, 379, 802–806
DOI: 10.1126/science.abn2080
Villalobos-Segura, E. & Underwood, C.J. (2020)
Radiation and divergence times of Batoidea. Journal of Vertebrate Paleontology, 40(3), Article e1777147
DOI: 10.1080/02724634.2020.1777147
Claeson, K.M. & Underwood, C.J. & Ward, D.J. (2013)
†Tingitanius tenuimandibulus, a new platyrhinid batoid from the Turonian (Cretaceous) of Morocco and the cretaceous radiation of the Platyrhinidae. Journal of Vertebrate Paleontology, 33(5), 1019–1036
DOI: 10.1080/02724634.2013.767266