Wiktionary

Aftonian

English

edit
 
English Wikipedia has an article on:
Wikipedia

Adjective

edit

Aftonian (not comparable)

  1. (obsolete, geology) During the first interglacial period in North America, between the Kansan and Nebraskan glacial periods.
Retrieved from "https://en.wiktionary.org/w/index.php?title=Aftonian&oldid=43821731"