Note 1 — Chapter VII
Reading edition
J. A. Allen, The North American Species of the Genus Colaptes, Considered with Special Reference to the Relationships of C. auratus and C. cafer. Bull. Am. Mus. Nat. Hist., IV, 1892.
Reading edition
J. A. Allen, The North American Species of the Genus Colaptes, Considered with Special Reference to the Relationships of C. auratus and C. cafer. Bull. Am. Mus. Nat. Hist., IV, 1892.