Note 132 — Family PICIDÆ.—The Woodpeckers. (continued 3)
Reading edition
Melanerpes formicivorus, var. flavigula, Natt. Melampicus flavigula (Natt.), Malh. Rev. Zoöl. 1849, 542, Monog. Pic. II, 202, pl. xcix, f. 5, 6. Melanerpes flavigularis, Scl. P. Z. S. 1856, 161. This can only be considered the melanistic extreme of a species of which the var. formicivorus is the rubescent one, the transition being gradual through the var. striatipectus of the intermediate region.