Rangeley Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Rangeley Formation
RTSilurian
 Devonian
 Massachusetts
 New Hampshire
 Maine
 Connecticut
SNN Connecticut, W Maine, Massachusetts and S New Hampshire. Silurian and/or Devonian. Indexed with ages as applicable. Added to Thesaurus in 1989.