The Collaborative International Dictionary
Stratigraphical
Stratigraphic \Strat`i*graph"ic\, Stratigraphical \Strat`i*graph"ic*al\, a. (Geol.) Pertaining to, or depended upon, the order or arrangement of strata; as, stratigraphical evidence. -- Strat`i*graph"ic*al*ly, adv.
Wiktionary
stratigraphical
a. stratigraphic
Usage examples of "stratigraphical".
Palaeontology also claimed his attention, and he described in 1831 and later years a number of Cephalopods, Brachiopods and Cystidea, and pointed out their stratigraphical importance.