Note 63 — BULLETIN OF THE NUTTALL ORNITHOLOGICAL CLUB. VOL. VII. April, 1882. No. 2. (continued 2)
Reading edition
Mr. Sennett and Dr. Merrill found it breeding on the Lower Rio Grande in Texas. (Sennett, B. Rio Grande, 1878, pp. 65, 66; Merrill, Ornith. Southern Texas, 1878, p. 172.)