Oreohelix carinifera
Oreohelix carinifera, common name keeled mountainsnail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Oreohelicidae.
Original description
Oreohelix carinifera was originally described by Henry Augustus Pilsbry in 1912. The type locality is Garrison, Montana, USA.Pilsbry's original text reads as follows: