TY  - RPRT
TI  - Discovery of a second population of white-collared seedeaters, Sporophila torqueola (Passeriformes: emberizidae) along the Rio Grande of Texas
AU  - Marc C. Woodin
AU  - Mary K. Skoruppa
AU  - Gene W. Blacklock
AU  - Graham C. Hickman
PY  - 1999
DO  - 10.2307/3672357
UR  - https://pubs.usgs.gov/publication/70178425
ID  - 70178425
ER  -