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Re: Styracosaur disappearance
dunn1@IDT.NET wrote:
>
> When did the last of the Styracosaurs hang on until? When does the
> last species disappear from the fossil record?
STYRACOSAURUS albertensis Lambe,1913
[including S.parksi & Monoclonius nasicornus ]
Campanian Judith River Formation,Alberta,Canada
STYRACOSAURUS ovatus Gilmore,1920
Campanian Maastrichtian Two Medicine Formation, Montana,US
with regards
Fred Bervoets
fb@nrc.nl