Euschoengastia (Euschoengastia) oregonensis (Ewing, 1929c):

NEA

Trombicula oregonensis Ewing, 1929c

Trombicula (Eutrombicula) oregonensis, Thor & Willmann 1947

Euschoengastia oregonensis, Fuller 1948

Euschoengastia (Euschoengastia) oregonensis, Vercammen-Grandjean 1965d [ cordiremus group]