400 
PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. XXXIV. 
1869. 
1869. 
1876. 
1877. 
1880. 
1882. 
1889. 
1905. 
1906. 
Cooper, J. G.—The fauna of Montana Territory. 
American Naturalist, II, p. 537. 
A brief note stating with reasons ‘‘ There seems to be some founda- 
tion for the belief that the horns of these Antelopes are deciduous.” 
Hinman, W. M.—Shedding of the horns of the American Antelope 
(Antilocapra americana). 
American Naturalist, II, pp. 659-670. 
‘Communicated in a letter received by the Smithsonian Institution, 
Washington, D. C.” <A careful account of the annual shedding and the 
growth of the horns. 
CATON, JOHN DEAN.—The American Antelope or Prong Buck. 
American Naturalist, X, pp. 198-205, figs. 10 and 11 and a reprint of 
Hay’s figures in the American Naturalist, II, pp. 181-188. 
A careful and detailed account of the shedding and growth of the 
horns, 
. CATON, JOHN DEAN.—[On the growth and shedding of the horns of the 
Antelope. ] 
The Antelope and Deer of America, pp. 25-35, figs. 1 and 2. 
A very comprehensive account of the growth and shedding of the 
horns, including the histologic structure, which is illustrated. 
WILLISTON, S. W.—The American Antelope. 
American Naturalist, XI, pp. 599-603. 
Remarks that the weight of evidence is strongly in favor of the 
annual shedding of the horns, but he is not ready to affirm it. 
. HNpuiicH, I’. M.—‘ General Notes.” 
American Naturalist, XII, p. 557. 
Thinks that Antelopes do shed their horns, but only at irregular 
intervals. 
Forses, W. A.—Exhibition of drawings of the horns of the Prongbuck, 
and remarks upon the shedding of the horns of this animal. 
Proc. Zool. Soe. London, 1880, pp. 540-5438, figs. 1-3. 
Describes a horn shed October 19, and gives figures of the new horn 
just after the shedding and four weeks later. 
Forses, W. A.—Exhibition of the horns of a Prongbuck, and remarks 
upon the shedding of them. . 
Proc. Zool. Soc. London, 1882, p. 1. 
Exhibition to the Society of the horns shed by a living specimen, one 
November 15 and the other November 24, 1881. 
WarbD, Henry L.—Horns of the Prong-Buck (Antilocapra). 
Science, XIII, pp. 70-71. 
Gives a summary of the literature and adds observations of his own 
to demonstrate the shedding. : 
Pocock, R. I.—The effects of castration on the horns of a Prongbuck 
(Antilocapra americana). 
Proe. Zool. Soc. London, 1905, I, pp. 191-197, figs. 28 and 29. 
Description and illustration of a remarkable specimen in which the 
successive horns had not been shed for at least-six years. This effect 
was probably due to the castration of the animal. 
SETON, ERNEST THOMPSON.—The Prong-horned Antelope. The Prong Buck 
of America (Antilocapra americana Ord. 1818). 
Scribner’s Magazine, XL, pp. 338-49. 
Discusses the horns on page 36, and quotes observations of Mr. W. R. 
McFadden showing that the horns are cast in the fall. 
