It was also found breeding by Mr. J. H. Clark at Trout Creek, Indian Territory, June 21, and by Dr. E. Palmer at the Kiowa Agency (S. I. 13,534).
Genus ROSTRHAMUS, Lesson.
Rostrhamus, Less. 1831. (Type, Falco hamatus, Illig.)
Gen. Char. Wings and tail large, the latter emarginated. Bill very narrow, the upper mandible much elongated and bent, the tip forming a strong pendent hook; lower mandible drooping terminally, the gonys straight; the upper edge arched, to correspond with the concavity of the regular commissure. Nostril elongate-oval, horizontal. Tarsus short, about equal to middle toe, with a continuous frontal series of transverse scutellæ; claws extremely long and sharp, but weakly curved; inner edge of the middle claw slightly pectinated. Third to fourth quills longest; outer five with inner webs sinuated.
53081, ♀. ¼
53081, ♀. ½
53081, ♀. ½