Crater Flat Tuff  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Neogene
 ....Miocene
 .....Crater Flat Tuff
RTNevada
 Bullfrog Member
SNS Nevada. Includes Bullfrog Member and Tram Member. Added to Thesaurus in 1989.