Taphonomy of a monodominant Gryposaurus sp. bonebed from the Oldman Formation (Campanian) of Alberta, Canada [PDF]
, 2022 A monodominant Gryposaurus sp. bonebed in the lower unit of the Campanian Oldman Formation of southern Alberta is the oldest hadrosauroid bonebed documented in the province and the first described from the formation. The sedimentology of the locality and
Chiba, K +5 more
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A Hadrosaurid (Dinosauria: Ornithischia) from the Late Cretaceous (Campanian) Kanguk Formation of Axel Heiberg Island, Nunavut, Canada, and Its Ecological and Geographical Implications [PDF]
, 2014 A hadrosaurid vertebra was recovered during a palynological survey of the Upper Cretaceous Kanguk Formation in the eastern Canadian Arctic. This vertebra represents the farthest north record of any non-avian dinosaur to date. Although highly abraded, the
Currie, Philip J. +2 more
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DiversityVery few remains of ceratopsid dinosaurs have been recovered so far from the Difunta Group of Coahuila, Mexico. The enigmatic chasmosaurine Coahuilaceratops magnacuerna was previously described on the basis of two partial skulls purportedly derived from ...
Daniela Barrera Guevara +6 more
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A caenagnathid tibia (Theropoda: Oviraptorosauria) from the upper Campanian Kirtland Formation of New Mexico [PDF]
Caenagnathid oviraptorosaurian dinosaurs, long considered enigmas, have now become relatively easy to recognize in the fossil record of Asia and North America. This has revealed their presence in several formations spanning the Late Cretaceous, providing
Brusatte, Steve +2 more
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A Multidisciplinary Palaeoenvironmental Reconstruction of the Campanian Foremost Formation of Southern Alberta [PDF]
, 2018 The Foremost Formation of southern Alberta is the basal member of the Campanian Belly River Group, and has been understudied relative to the overlying Oldman and Dinosaur Park formations of this group.
Thompson, Michael Glen Wenstob
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First examination of palynolgy across the K-Pg Boundary in the Jackson Purchase region of Kentucky [PDF]
, 2023 This study examines the Independence School section of the K-Pg Boundary, which is located in a creek cutbank exposure in Carlisle County, in the Jackson Purchase region of Kentucky.
Asselta, Jarred +6 more
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PLoS ONE, 2014 Megaherbivorous dinosaurs were exceptionally diverse on the Late Cretaceous island continent of Laramidia, and a growing body of evidence suggests that this diversity was facilitated by dietary niche partitioning. We test this hypothesis using the fossil
Jordan C Mallon, Jason S Anderson
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Phylogenetic and biogeographic reconstruction of Lamiini sensu lato (Coleoptera, Cerambycidae) reveals South Gondwanan origin and Panthalasso-Tethyan dispersal pathways [PDF]
In this study I conduct the phylogenetic and biogeographical analysis of Lamiini sensu novo (Coleoptera, Cerambycidae, Lamiinae), confirming it as a monophyletic group that is broader than previously assumed and supporting the redefinition of it as a ...
Zamoroka, A. M.
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A Re-evaluation of the Chasmosaurine Ceratopsid Chasmosaurus (Dinosauria: Ornithischia) from the Upper Cretaceous (Campanian) Dinosaur Park Formation of Western Canada [PDF]
, 2014 The chasmosaurine ceratopsid Chasmosaurus is known from the Upper Cretaceous Dinosaur Park Formation (DPF) of southern Alberta and Saskatchewan. The two species, Chasmosaurus belli and Chasmosaurus russelli, are distinguished by differences in cranial ...
Campbell, James Alexander
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