Facilitates analysis of paleontological sequences of trait values. Functions are provided to fit, using maximum likelihood, simple evolutionary models (including unbiased random walks, directional evolution,stasis, Ornstein-Uhlenbeck, covariate-tracking) and complex models (punctuation, mode shifts).
Maintainer: Gene Hunt hunte@si.edu (ORCID) [copyright holder]
Other contributors:
John Fricks jfricks@asu.edu [contributor]