Search SEDIS

Data sets Publications Expeditions Thesaurus
Magdalena Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Magdalena Group
RTPermian
 Pennsylvanian
 New Mexico
 Texas
 Holder Formation
 Laborcita Formation
 Madera Formation
 Sandia Formation
SNNew Mexico and W Texas. Includes Laborcita Formation, Madera Formation, Sandia Formation. Indexed with ages as applicable. Added to Thesaurus in 1989.