Assertion: diapsid reptile | /r/CapableOf | split into two main lineages
Facets:
value: in the period
type: TEMPORAL
Source sentences:
text: Late in the period, the diapsid reptiles split into two main lineages, the archosaurs (ancestors of crocodiles and dinosaurs) and the lepidosaurs (predecessors of modern tuataras, lizards, and snakes).