418 REPORT OF NATIONAL MUSEUM, 1893. 



extend further north than the southern limit of the latter. It is found 

 from Indian Territory through western Texas to the Mexican border. 

 Its known range has recently been extended a considerable distance 

 west, as Dr. Timothy E. Wilcox has sent a specimen from Fort Hua- 

 chuca, Ariz. 



Habits. — Nothing is definitely known, but the habits are probably 

 similar to those of the tyjiical form, though it may have to be satisfied 

 with more arid localities. 



The Ground Rattlesnakk. 



Siatrurus miliarius,* (Linnaeus). 



Plate 7. 



1766.— Crotalus miliarius, Linn.eus, Syst. Nat., 12 ed., i (p. 372).— Daudin, 

 Hist. Nat. Rept., v, p. 328 (1803).— Say, Am. Journ. Sc, i, 1819, p. 263.— 

 Harlan, Journ., Phila. Acad., v, 1827 (p. 370).— Harlan, Phys. Med. Res. 

 (p. 134) (183.5).— ScHLEGEL, Ess. Phys. Serp.,i, p. 193; ii, p. 569 (part) 

 (1837).— HoLBROOK, N. Am.Herpet., 1 ed., ii, p. 73 (1838).— Dumeril et 

 BiBRON, Erpdt. G6n6r., vii, ii, p. 1477 (1854).— Jan, Rev. Mag. Zool., 1859, 

 extr., p. 28.— Jan, Elenc. Sist. Ofid., p. 124 (1863).— Cope, in Mitchell's 

 Res. Ven. Rattlesn., p. 124 (1861).— fiARMAN, Rept. Batr. N. Am., i, 

 Ophid., p. 119 {lS83).-~CrotaIophorH!i miliarim, Gray, Ann. Philos., 1825 

 (p. 205).— GRAY,Cat. Sn. Brit. Mus., p. 17 (1849).— Holbrook, N. Am. Her- 

 pet., 2 ed., ill, p. 25 (1842).— De Kay, Zool. N. Y., in, p. 57 (1842).— Bairo 

 and GiRARD,Cat. N. Am. Serp., p. 11 (1853).— Le Conte, South. Med. Surg. 

 Journ., IX, 1853, pp. 651, 6.52. — Hallowell, in Sitgreave's Exp. Zuni 

 Colo. Riv.,p.l47 (18.54).— Baird, Pac. R. R. Rep., x, Whipple's Route, 

 p. 40 (1859).— Cope, Proc. Phila. Acad., 1859, p. 336.— Cope, Proc. U. S. 

 Nat. Mus., xi,1888, p. 393.— Putnam, Amer. Natural. ,ii, 1868, p. 134.— Hay, 

 Proc. U. S. Nat. Mus., xv, 1892, p. 3H8.—Cau(Usona miliaria, Fitzinger, 

 N. Class. Rept., p. 63 (1826).— C. miliarius, Gray, Zool. Miscell,, p. 51 

 (1842).— Cope, Bull. U. S. Nat. Mus., No. 1, Check list, p. 34 (1875).— Cope, 

 Proc. Am. Philos. Soc.,xvii, 1877, p. 64.— Cope, Bull. U. S. Nat. Mus., No. 

 17, ]». 24 (1880).— Coues and Yarrow, Proc. Phila. Acad., 1878, p. 26.— 

 True, in Hammond's South Carolina, p. 235 (1883).— Yarrow, Bull. 

 U. S. Nat. Mus., No. 24, pp. 12, 78 (1883).— ^is/r«j-HS viiUariits, Garman, N. 

 Am. Rept., i, Ophid., p. 177, (1883).— Garman, Bull. Essex Inst., xix, 1887, 

 p. 123.— Garman, Bull. Essex lust., xxiv, 1892, p. 4.— LffiNNBERG, Proc. 

 U. S. Nat, Mus., XYii, 1894, p. 335. 

 1799.— CVo<rt/MS miliaris, Beauvois, Trans. Am. Philos. Soc, iv, p. 367. 

 J^i(/«re.s.— Catesby, Carol., ii (pi. XLii) (1743).— Schleoel, Ess. Phys. Serp., Atlas, 

 pi. XX, figs. 17, 18 (1837).— Holbrook, N. Am. Herpet., 1 ed., ii, pi. xv(1838).— 

 Holbrook, N. Am. Herpet., 2 ed., in, pi. iv (1842).— Baird, Pac. R. R. Rep., 

 X, Rept., pi. XXIV, iig. 7 (18.59). 



Description.] — Twenty-two or 23 dorsal rows of scales, all of which 

 are carinated, the lateral and first row but slightly; a vertebral brown- 

 ish red line; 7 series of blotches, 1 dorsal and 3 lateral, on each side, 

 the uppermost of which is obsolete, and the lowest subject to irregular- 



* From the Latin miliarius, millet-like, with millet-like spots. 



t Description hy C. Girard, in Baird and Girard's N. Am. Serp., p. 11, from speci- 

 ipens Nos. 498-502, U. S. Nat. Mus. 



