"phylo" object with a mapped binary or multistate trait (see read.simmap) while maintaining the matrix $mapped.edge and list of mappings by branch maps.drop.tip.simmap(tree, tip)"phylo" format (see read.simmap)."phylo" object containing the elements maps and $mapped.edge with the time spent in each state along each edge of the tree.brownie.lite, drop.tip, make.simmap, read.simmap, sim.history