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1. Stimuli promoting the arrested development of gastrointestinal helminths in the European rabbit (Oryctolagus cuniculus): the role of climate, host immunity, and intensity of infection

open_access
Open Access
Author:
Vankuren, Andrew Todd
Title:
Stimuli promoting the arrested development of gastrointestinal helminths in the European rabbit (Oryctolagus cuniculus): the role of climate, host immunity, and intensity of infection
Graduate Program:
Ecology
Keywords:
development
seasonality
antibodies
gastrointestinal tract
Graphidium strigosum
Trichostrongylus retortaeformis
File:
Download Andrew_T._Van_Kuren_Thesis.pdf
Committee Members:
Carolyn Grace Mahan, Thesis Advisor/Co-Advisor

2. Oreodont adaptation, evolution, and extinction in Oligocene-Miocene North America

open_access
Open Access
Author:
Cleveland, Claire
Title:
Oreodont adaptation, evolution, and extinction in Oligocene-Miocene North America
Graduate Program:
Geosciences
Keywords:
oreodonts
grassland expansion
North America
Cenozoic
Oligocene
Miocene
morphology
ecometrics
browsers
grazers
hypsodonty
cursoriality
Principal Component Analysis
Procrustes Analysis
evolutionary paleoecology
Artiodactyls
Merycoidodonts
Merycoidodontidae
Merycoidodontinae
evolution
ecology
paleobiology
trilateration
3D models
adaptation
extinction
extirpation
flora
grass
mammals
Central High Plains
High Plains
climate
seasonality
deciduous
evergreen
frost
File:
Download C_Cleveland_Dissertation_FINAL.pdf
Committee Members:
Timothy Bralower, Major Field Member
Mark Patzkowsky, Chair & Dissertation Advisor
Sarah Ivory, Major Field Member
Erica Smithwick, Outside Unit & Field Member
Russell Graham, Major Field Member & Dissertation Advisor
Mark Patzkowsky, Program Head/Chair

3. Origins of Icehouse Vegetation in Southern South America: Climate Change and Turnover in Eocene and Oligocene Patagonian Fossil Floras

restricted_to_institution
Restricted (Penn State Only)
Author:
Harris, Gabriella
Title:
Origins of Icehouse Vegetation in Southern South America: Climate Change and Turnover in Eocene and Oligocene Patagonian Fossil Floras
Graduate Program:
Geosciences
Keywords:
Argentina
Patagonia
Río Pichileufú
Laguna del Hunco
fossil leaves
leaf architecture
Araucaria
Austrocedrus
Oligocene
Eocene
climate change
Araucariaceae
Cupressaceae
conifers
EECO
total evidence phylogeny
rainforest
Gondwana
South America
Adobe Bridge
diversity
turnover
mosaic evolution
paleoecology
morphology
vegetation
paleobotany
seasonality
Splendid Isolation
File:
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Committee Members:
Donald Fisher, Program Head/Chair
Mark Patzkowsky, Major Field Member
Peter Wilf, Chair & Dissertation Advisor
Sarah Ivory, Major Field Member
Jesse Lasky, Outside Unit & Field Member