174 SYSTEMATIC LIST AND SYNONYMY. 



SOLENOGLYPH A-Cominucl. 



soaU-s. I>;il)ials 16, tlie lust large, ill reo rows liutwcvti tluMii and tlio 

 mliit. Scales in iJo rows, keels of ontiT n>w weaker. Ventrals 198. 

 Hiibeaudals 20. (iieyisli-velluw, pinirtiilale willi hrown. Dorsal 

 spots about 42, lateral angle.s produced down llie Hank. Five Idaek 

 cross bands on the tail. A yellow band from the nasals tn tlie upper 

 bordei^s of the liinder labials. Above this a brown band from tlio 

 eye. 



Lower California. 



Var. ENYO 



Caitdisima cn;io Cope, IStil, I'r. Phil. Ae., 293, — 18(50, I>r. Pbil. Ac., 

 309. Crolaliis eiiyo Yarr., 1875, AVlieeler's Kep., V, 534; Co])e, 1875, 

 Checklist, 33. 



Internasals and frontals small, scaledike. Rostral low, 0(iuilateral. 

 Nasal in contact with rostral. Xnnierous small scales in front of the 

 pit. Labials 13 or 14, separated from orbit by three scales. Infralab- 

 ials 14 or 15. Scales in 23 row.s, keels in outer two or three obsolete. 

 Ventrals 106. Subcaudals 20. Lifjl't greyish-brown, shaded with 

 yt'llow. .V pair of small brown spot.s on vertex. .V light band bor- 

 dered witli dark aero.ss the supraciliaries. A band from the eye over 

 the last labial to the neck. A series of about tbirty-tliree vertebral 

 si>ot.s, longer anteriorly, broader posteriorly, and fusing with the lat- 

 eral spots, forming vertical bands on the Hanks. IVlly yellow, mot- 

 tled with darker. Kcsembles (.'. motossus in coloration. 



Lower California. 



Crotalus exsul sp. n 114 



Cedros Island. 



Crotalus noRniDi's "Banded RjUtlesnake" 115 



Crolahi^ horridus Linn., 1758, Syst, I, 214, — 1706, Syst., I, 372; Bonn., 

 1790, Ophiol., 1, pi. 2, f. 3; Shaw, 1802, Zool., Ill, 317, pi. 88; Cuv., 

 1817, U. An., II, 78, — 1836, R. An., I, 413; Guerin, 1829-38, Icon. 

 R. An., Rept., 15, pi. 23, f. 2; Griffith, 1831, An. King., IX, 267; 

 Gray, 1831, Syn. Kept., 78, mixed; LeC, 1853, Pr. Phil. Ac, 417; 

 Cope, 1859, Pr. Phil. Ac., 338, — 1875, Checklist, 33; Yarr., 1875, 

 Wlieelor's Rep., V, 534. Cimdimim horrida Cope, ISiU, Mitch. Res., 

 122, — 186t), Pr. Phil. Ac, 309. Candimna ditrimi Laur., 1708, Syn. 

 Rept., 93. Crntnim dnr'mm Gmel., 1788, Syst. Linn., I, lOSl, after 

 Laur., mixed ; Lafr., 1801, Rept., Ill, 190; Hand., 1803, R«'pt., V, 304, 

 pi. 08, f. 12; Ilarl., 1827, Jonr. Phil. Ac, 3(i8, — 1835, Med. Res., 132; 

 Schleg., 1837, 1'^.sai, I, 192, II, 305, pi. 20, f. 15, 16; Storer, 1839, 

 Itopt. Mass., 233; Ib.U.r.. 1812, Ilerp., Ill, 9, pi. 1; DeK., 1842., 

 N. Y. Fauna, III, Rept-, •''''>. p'- !>, f- !'■»; !*• &<•■. 18''3. i^'rp-, 1; LeC, 

 1853, Med. Jour., 603; Bd., 1854, N. Y. Serp., 9, — 1859, P. R. R. 

 l{ep., X, Whipple, 39, pi. 24, f. 1 ; D. & B., 1854, Erp., VII, 1465; 

 Mart., 18.50, Mils. Bcrl., .34; .Tan, 18,59, Rev. Mag. Zool., Kxtr., p. 28, 

 — 1803, Sisl., 123, — 1874, Icon., livr. 40, pi. 1, f. 1, 2; Allen, 18C9, 

 Pr. Host. Soc, 179 Cn>laliniui Cijnnurm Ruf., 1818, Am. Month. Mag., 

 Ill, 410, IV, 41. Vrocrotahn durlimuf VHz., 1843, Syst., 20. Urop- 



