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Review of the enigmatic "shark", Platyacrodus unicus Ameghino, 1935, from the Paleocene of Patagonia, Argentina: a history of palaeontologists, sharks and crabs
(Magnolia Press, 2019-07)
Platyacrodus unicus Ameghino, 1935, was described as an enigmatic shark probably related to the clade Heterodontidae. This species was described based on a single, small crushing tooth-like element coming from the “Salamancan” ...
A palaeobiologist's guide to 'virtual' micro-CT preparation
(COQUINA PRESSAMHERST, 2012-11)
This paper provides a brief but comprehensive guide to creating, preparing and dissecting a 'virtual' fossil, using a worked example to demonstrate some standard data processing techniques. Computed tomography (CT) is a ...
First occurrence of the giant shark carcharocles megalodon (Agassiz, 1843) (lamniformes; otodontidae) at Buenos Aires province, Argentina
(Milchwissenschaft - Milk Science International, 2021-08)
– Carcharocles megalodon is considered a macropredatory shark that inhabited the seas around the world from middle Miocene to late Pliocene. In Argentina, it has only been formally recorded at two localities. Here, we ...
The Neogene fossil record of Aetomylaeus (Elasmobranchii, Myliobatidae) from the south-eastern Pacific
(2019)
The presence of eagle rays of the genus Aetomylaeus in the Neogene of the Temperate Pacific coast of South America (TPSA) still is ambiguous, although the fossil record of elasmobranch fishes (sharks, rays, and skates) ...
Anatomy and phylogeny of the large shark-toothed dolphin Phoberodon arctirostris Cabrera, 1926 (Cetacea: Odontoceti) from the early Miocene of Patagonia (Argentina)
(Oxford University Press, 2018-08)
The early Miocene of Patagonia (Argentina) provides one of the best-known records of odontocetes for an age interval with scarce fossils. Most of these taxa are historically old and briefly described, which has contributed, ...
The dentition of the narrownose smooth-hound shark, mustelus schmitti
(Csiro Publishing, 2014-05)
The present study provides a quantitative and qualitative analysis on the dentition of Mustelus schmitti, and estimates the tooth-replacement rate. In total, 47 males and 56 females of M. schmitti were collected on scientific ...