Bone Spring Limestone  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Permian
 ....Lower Permian
 .....Leonardian
 ......Bone Spring Limestone
RTNew Mexico
 Texas
SNSE New Mexico and W Texas. Underlies Delaware Mountain Group; overlies Hueco Limestone or Wolfcampian, undifferentiated. Added to Thesaurus in 1989.