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Re: Camel migrations (off topic but short)

Pharris Nicholas J wrote:

> I guess the same must have happened with [...] alligators, though
> these warm-weather-adapted animals seem to me like poor candidates for
> dispersal across the Beringian land bridge.

Both fossil and molecular estimates put the divergence between American
and Chinese alligators in the Late Tertiary.  An interesting problem


Christopher A. Brochu
Department of Geology
Field Museum of Natural History
Roosevelt Road at Lake Shore Drive
Chicago, IL 60605

voice:  312-922-9410 x469
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electronic:  cbrochu@fmppr.fmnh.org