Myledaphus araucanus

OTERO, 2019


Classification: Elasmobranchii Rhinopristiformes Rhinobatidae

Reference of the original description
OTERO, R.A. (2019)
Myledaphus araucanus sp. nov. (Batomorphi, Rajiformes incertae sedis), a new Late Cretaceous ray from the austral Pacific, and first occurrence of the genus in the Southern Hemisphere. Cretaceous Research, 100: 82-90

Types
Myledaphus araucanus
Holotype: SGO: PV.6600;

Images of types

Description:


Citation: Myledaphus araucanus OTERO, 2019: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 05/2021

Please send your images of "Myledaphus araucanus" to info@shark-references.com

Myledaphus araucanus sp. nov., SGO.PV.6600, holotype. Pelluhue, central Chile. Quiriquina Formation, lower upper Maastrichtian. A, Partial, articulated tooth pavement. Diaclases are indicated for teeth which were naturally broken during the burial; B, sectioned tooth sample. SGO.PV.6598. Two associated teeth. Algarrobo, central Chile. Estratos de Quebrada Municipalidad unit, lower Maastrichtian. C, E, teeth in lateral view; D, F, teeth in occlusal view. SGO.PV.6732. One isolated tooth associated with two dermal denticles, likely referable to the same specimen. G, lateral view of the tooth; H, I, dorsal view of the dermal denticles; J, lateral view of one of the dermal denticles. Scale bar equals 5 mm in all cases except B, equals 1 mm. © Otero (2019)

Description
Original diagnose after Otero (2019) p. 85 [27458]: Species of Myledaphus distinguished by a soft, unornamented crown with vertical wrinkles.

Remarks
valid after Otero (2019) p. 85 [27458];


References
OTERO, R.A. (2019)
Myledaphus araucanus sp. nov. (Batomorphi, Rajiformes incertae sedis), a new Late Cretaceous ray from the austral Pacific, and first occurrence of the genus in the Southern Hemisphere. Cretaceous Research, 100: 82-90
DOI: 10.1016/j.cretres.2019.03.025