Words

fossil, Lagerstätten, Burgess Shale, absolute dating, relative dating, geologic time scale, superposition, lateral continuity, original horizontality, cross-cutting, index fossil, carbon dating, uranium-lead dating, potassium-argon dating; Precambrian and Phanerozoic Eons; Eras and Periods within Phanerozoic, phylogeny, tips, branches, nodes, internal nodes, monophyletic, clade, paraphyletic, outgroup, taxon (taxa), most recent common ancestor (MRCA), character, character state (ancestral state, derived state), synapomorphy, homoplasy, convergent evolution, evolutionary reversal (= character reversal), vestigial, symplesiomorphy, sister group.