Browsing by Author "Ryan, Michael Joseph"
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Item Open Access Taxonomy, systematics and evolution of centrosaurine ceratopsids of the Campanian western interior basin of North America(2003) Ryan, Michael Joseph; Russell, Anthony P.Item Open Access The taphonomy of a centrosaurus (Reptilia: Ornithischia) bone bed (Campanian), Dinosaur Provincial Park, Alberta, Canada(1992) Ryan, Michael Joseph; Russell, Anthony P.