A dataset containing point estimates and uncertainty intervals of divergence times for clade pairs east and west of the Andes, compiled by Ballen (2020).
data(andes)
A data frame with three columns:
Estimated age (in Ma) from a given rock sample
Standard deviation of the age estimate
Sample code as in Table 3.2
Ballen, Gustavo A. 2020. Fossil freshwater fishes and the biogeography of northern South America. 2020. PhD thesis, Museu de Zoologia, Universidade de São Paulo, São Paulo, 2020. doi:10.11606/T.38.2020.tde-06052020-181631.