Note 111 — BULLETIN OF THE NUTTALL ORNITHOLOGICAL CLUB. VOL. VII. October, 1882. No. 4.
Reading edition
As Mr. Ridgway has lately pointed out, Cassin’s pacificus was clearly based on specimens of subarcticus, a very distinct race first recognized by Hoy in 1852. Hence the name pacificus must give place to saturatus, proposed by Mr. Ridgway for “a northern littoral form, of very dark colors.”