Ishbel Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Ishbel Group
RTCarboniferous
 Permian
 Alberta
 British Columbia
 Ranger Canyon Formation
SNIncludes Ranger Canyon and Mowitch formations. Carboniferous to Permian. SW Alberta and SE British Columbia. Indexed with ages as applicable. Added to Thesaurus in 1989.