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Skip to Search Results- 1Arbour, Victoria M
- 1Barr, Braden N.
- 1Bird, Heather M
- 1Buckley, Lisa G
- 1Croghan, Jasmine A.
- 1Dyer, Aaron David
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Preservation of Tissue Structures in Late Cretaceous Vertebrate Remains from Alberta, Canada
DownloadFall 2020
Here I investigate the rates of preserved original organic tissue and their quality within vertebrate bones that were preserved during the late Cretaceous of Alberta. Specimens recovered from the Dinosaur Park Formation provide a baseline for comparison to four other Alberta Formations (Brazeau,...
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Systematics of an Oligocene-Aged Fossil Snake Assemblage from the White River Formation, Wyoming
DownloadSpring 2014
Extinct snake taxa are primarily recognized from isolated vertebrae. A new specimen from the Oligocene of Wyoming provides a rare opportunity to examine four nearly complete and articulated fossil snakes. Informally assigned previously to the ‘erycine’ vertebral form taxa Ogmophis and...
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Fall 2012
Living platynotan lizards are represented by two families: Helodermatidae, consisting of two species limited to south-western North America and north-western Central America; and Varanidae, with 54 species distributed throughout Africa, south-east Asia and Australia. Modern members of Platynota,...
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Spring 2014
The Ankylosauria is a group of herbivorous, quadrupedal, armoured dinosaurs subdivided into at least two major clades, the Ankylosauridae and the Nodosauridae. The most derived members of the Ankylosauridae had a unique tail club formed from modified, tightly interlocking distal caudal vertebrae...
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Two New Species and a Revised Phylogeny of the Ellimmichthyiformes (Teleostei: Clupeomorpha)
DownloadFall 2015
The Ellimmichthyiformes is an extinct order of clupeomorph fishes. This group includes fossil species from marine, estuarine, and freshwater sediments ranging in time from the Early Cretaceous to the Eocene. In spite of the long history of taxonomic studies on the Clupeomorpha, phylogenetic...