%9i'''] PROCEEDINGS OF THE NATIONAL MUSEUM. 693 



Crotalus tigiis Kfiin. 



Crotalus tiyris Kenuicott, U. S. ami Mex. Boniid. Smv., ii, l^T/J, j>. 14; Cope in Vur- 

 row, U. S. G. G. Surv. W. of lOUtli Mer., v. 187.'., p. M4 ; Copo Check List N. 

 Ainer. Batr., Kept., 187.'), p. ;}:{. 



Icones. — U. S. Mex. Bound. Siirv., loc. cit., Tal>. i\ . 



New Mexico ; Arizona 



Crotalus enyo Cope. 



Crotalus cni/o Cojje, Proc. Acad. Phila., If^CIl, p. 21»:{; Cope, Check l-ist N. Amer. 

 Batrach. and Reptiles, 187.'i, i). 33. 



Lower California; southern California. 



Crotalus horridus Linn. 



Syst. Nat., Ed. X, IT'iH. p. 211, ct xii, i, 17()!i, p. r,7-2 ; Primn cit., Mns. Ad. Fr., i, :l'J; 

 nbi " Frons tecta 8(|uaniis obtn.sissinui.s, palpebruj snpcriores plana- magna- " leija- 

 tnr. PorroCatesby Caro. Hist. (A.) et Ama;nitat. Acad. (B.) citautnr. (.V. " Hpera 

 caitiUsova, ^Imericana" ct "V. C. a. minor" dcscrihunfur, pp. 41, 42; Hidl'.C. a. minor 

 capulscutis mxKjnis instruciiim habet.") (\i. Fn.Aman. Avad., Ii, p. l;5lt, Crfn/issa (linjui 

 enumcrationis) (Amcen. Acad., i, 500)citalur .' et '^Virginiania ratllesnake" denomina 

 tur!) Secnndo cit. Seba, 95, f. I, ubi ('. terrifica delineator !! Shaw (Jen. Zoiil., iii, 

 1802, p. 317; Cnvier, Rtgne Animal, ii, 1817, p. 78; (Jray. Synopsis Kept., lH3i). p. 78; 

 Gnoriu Incongr., R. Anim., ? 18130, Tab. n, 23, f. 2; Gritlitb, Cnv. Ktgne Aniinal, 

 IX, 1831, p. 267; Le Conte, Proc. Acad. Nat. Sci., Phiia., vi, 18.')3, p. 417; Cope, 

 Proc. Acad. Phila., IS'iO, p. 338. 



Crotalus diirissus Latreille, Hist. Kept., iii, 1801, p. I'.'O; "Daudin, Hist. Kept., v, 

 1802, p. 304, exclus. cit. Linn., Lanrcnti, Lacep. ; Harlan, Jonrn. Acad. Nat. 

 Sci., Phila., 1825, p. 368, exclns. cit. Linn., Lanr. ; Ibid., Med. and Phys. Res., 

 1825, p. 132; Schlegel, Essai sur le Phys. Serp., ii, 1837, p. 36.'), exclns. descrip. 

 color., p. 366, et homon, Vro]>nophns triseriatns Wagl., et ('rot. confiiuntiia Say; 

 Storer, Report Rept. Mass., 1831», p. 233; Holbrook, N. Amer. Herp., iii, 1842, p. 

 9, exclus. cit Linn. ; Dekay, Zoiil. of New York, Pt. in, 1842, p. .").'», exclns. 

 cit. Linn., Say, Le Conte, Southern Med. and Snrg. Jonrn., l-^r)3, p. 663; Bd. and 

 Gird., Cat. Serp. Smiths. Inst., 1853, p. 1, exclus. cit. Linn., Baird, Serpents of 

 New York, 1854, p. 9, exclus. cit. Linn., Dumdril, et Bibron, Erp. Gen., vii. 1854, 

 p. 1465, exclus. cit. Linn., Latreille, Wagler, Baird, U. S. Pac. R. R. Exi.l. Surv., 

 X, 1859. Whipple's Rept. Reptiles, 18.59, p. 39, exclns. cit. Linn. ; T Jan. Rev. et 

 Mag. do Zool., 1859, p. 153; Jan. Icon., Gen. Ohd., in, p. -16; Figs. 1 and 2. 



" Crotalus atricaudatus Latreille, Hist. Rept., lir, 1801, p. 209 ; " T Boie, Isis von (^ken, 

 1827, p. 562; Wagler, Nat. Syst. Amphib., 1830, p. 177; Gray. Zo.d. Mis.ell., 1H42, 

 p. 51. 



Uroorotnlon rfHriosMS Fitzinger, Syst. Rept., 1843, p. 29. 



Urosophus durissus Gray, Cat. Brit. Mus., 1819, p. 19, exclus. cit. Linn, et homon. 

 Couttucntu.s Say, rhombifer Latr., triseriatus Wiegm.. Wagl.. Gray. 



1 Crotdlus catesbai Hempr., Fitz., Neue clas-s, 1S26, p. 63. (ide (Jray. 



? Urocrotalon Cateabiianum Fitz., Diosing, Syst. Helminth., n, 1A')1. p. 431. 



Icones.— Catesby, Hist. Car., ii. Tab. xi.ir ; Lac.<p.de, Serp.: ii. Tab., xviu. f. 3.; Shaw. 

 Zool., iii.T. Lxxxvii. Daudin, V. Tab. lx\ ui. Guerin, iconogr. K. Animal. T. 

 XXHi, f. 2; Schlegel, Essai, xx, f. 15, 16; Diet. Univ. Hist.. Nat. Atlns. ii. T. 

 xiii, f. 1; Dum., Bibr. Erp., Gen. Atlas, t. i.xxxiv, bis. Fig. 1; Holbrook, N. 

 Amer. Herp., ni,T. 1; Dck.ay. ZoJd. New York, Pt. iii, Atla.s, Fig. 19; Baird, 

 Serp. New York, T. i, f. 1 : U. S. Pac. R. R. Expl. Kej.t. X, Reptiles. T. xxiv, Fig. 1. 



Eastern and Austroriparian iv<,nons, except Floritiian di.strict ; river 

 bottoms of eastern part of central region to central Kansas. 



