SYSTEMATIC LIST AND SYNONYMY. 179 
SOLENOGLYPH A—Continued. 
Wein HECROS 9.5 5 Oop Deo D 0 66010 0 5 0.0 SOLO non on On CmcECnOmOIG 
Toxicophis pugnax B. & G., 1853, Serp., pp. 20, 156; Bd., 1859, P. R. R 
Rep., X, pl. 25, f£. 14. Voxicophis piscivorus subsp. pugnax Cope, 1875, 
Checklist, 34. Trigonocephalus piscivorus yar. pugnax Jan, 1863, Sist., 
125. 
No loreal. Second labial with a narrow edge or acute angle at the 
mouth. ‘Phird and fourth labials in orbit. Light olive-brown above; 
yellowish, with brownish blotches on each side, beneath. Tail black. 
About thirty blotches of darker on the back. Margins irregular, 
often indistinct. Cheek band obsolete. Ventrals 145. Subcaudals 
22, plus 23 pairs. fcales in 25 rows. 
Texas. 
JAX(IRIMOMON MINOR G of oO Goo ob USO eo ou ob oo oO 
Guenther, 1863, Ann. Mag. Nat. Hist., 364; Cope, 1865, Pr. Phil. Ac., 
191; Sumichrast, 1881, Bull. Soc. Zodl. de France, 185. 
“Shining deep black, with scattered white spots, arranged in nar- 
row, distant, transverse bands; the white spots are more numerous 
and irregular on the belly; a yellow line runs from the rostral along 
the canthus rostralis and the supraciliary edge to behind the angle 
of the mouth, <A yellow band along the upper labials, the lower 
margin of which is black. Rostral, with a vertical yellow band, 
continued on the chin. Upper labials eight. Scales keeled, in 23 
series. Ventrals 137; subcaudals 65, the fourteen last double.” 
Western Mexico; Isthmus of Tehuantepec. 
THAGHESIS eR aee mE ME Bre nel osu chit. a -Sroneneae «pe, els, 2 OD 
Daudin, 1803, Rept., V, 3851; Wagl., 1830, Syst., 175; D. & B., 1854, 
Erp., VII, 1483; Gray, 1849, Cat., 13. Craspedocephalus. Gray, 1825, 
Ann. Phil., 205. 
ILACHOT NAOT 6 oo GO OG Oo Qo 6-0 OOO, ONOmD ONO meono od, 
Crotalus mutus Linn., 1766, Syst., I, 373; Gmel., 1788, Syst. Linn., I, 
1082; Schleg., 1837, Essai, IT, 570, pl. 20, f. 19, 20; Jan, 1859, Rev. 
Mag. Zodl., Extr., p, 29. Lachesis mutus Daud., 1803, Rept., V, 351; 
Wagl., 1830, Syst., 175; Gray, 1842, Zod]. Mise., 50, — 1849, Cat., 13; 
D. & B., 1854, Erp., VII, 1485; Mart., 1856, Mus. Berl., 35; Cope, 
1859, Pr. Phil. Ac., 339; Jan, 1863, Sist., 124. Lachesis rhombeatus 
Max., 1824, Abbild. Bras. lief. 5, pl. 5; Fitz., 1826, Neue Class., 63, 
— 1843, Syst., 29; Gray, 1831, Syn. Rept., 79. Craspedocephalus cro- 
talinus Gray, 1825, Ann. Phil., 205. Cophias erotalina Merr., 1820, 
Syst., 154. Bothrops surucucu Wagl., 1824, Spix. Serp. Bras., p: 59, pl. 
23? Boa muta LaC., 1789, Quad. Ovip. Serp., II, 889. Boa crotalina 
Shaw, 1802, Zo@l., ITI, 352. Scytale catenatus Latr., 1801, Rept., III, 
162. Trigonocephalus rhombifer Cuy., 1829, R. Ah. IT, 90. 
Brazil to Mexico, 
Sets og WOR 
War jBUENOPHRYSines cued s « oes 
Lachesis stenophrys Cope, 1875, Jour. Phil. Ac., 152. 
Central America, 
