34. LAMPROPELTIS 763 



.71. Lampropeltis getulus splendida (Baird & Girard) 

 SONORAN MILK SNAKE 



Ophibolus splendidus BAIRD & GIRARD, Cat. N. Amer. Reptiles, Pt. I, 



Serpents, 1853, p. 83 (type locality, Sonora, Mexico); BAIRD, U. S. 



Mex. Bound. Surv., Vol. II, Kept., 1859, p. 20, pi. 14, BAIRD, Rep. 



Pac. R. R. Surv., Vol. X, 1859, p. 43, pi. 30, fig. 58; COPE, Proc. 



Acad. Nat. Sci. Phila., 1866, p. 310; STRECKER, Baylor Bulletin, 



Vol. XVIII, No. 4> 1915, p. 39. 

 Ophibolus sayi BAIRD & GIRARD, Cat. N. Amer. Rept., Pt. I, Serpents, 



1853, pp. 85, 159 (part); MARCY, Explor. Red River, 1854, p. 199, 



pi. VII; COPE, Proc. U. S. Nat. Mus., Vol. II, 1888, p. 398. 

 Lampropeltis splendida COPE Proc. Acad. Nat. Sci. Phila., 1860, p. 255; 



COCKERELL, American Naturalist, Vol. XXX, April, 1896, p. 326; 



VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 2, Vol. VI, 1896, p. 347; 



STEJNEGER & HARBOUR, Check List N. Amer. Amph. Rept., 1917, 



p. 89. 

 Coronella getulus var. splendida JAN, Elenco Sist. degli Ofidi, 1863, p. 47; 



JAN, Iconogr. Gner. Ophid., I2e livr., 1865, pi. 6, fig. I. 

 Ofhibolus getulus s-plendidus COPE, Bull. U. S. Nat. Mus., No. i, 



J875, p- 37; COUES, Surv. W. looth Merid., Vol. V, 1875, p. 619; 



GARMAN, Mem. Mus. Compr. Zool., Cambr., Vol. VIII, No. 3, 1883, 



p. 157; YARROW, Bull. U. S. Nat. Mus., No. 24, 1883, p. 93; COPE, 



Proc. U. S. Nat. Mus., Vol. 14, 1891, p. 613; COPE, Report U. S. 



Nat. Mus. for 1898, 1900, p. 918, fig. 229. 

 Ophibolus getulus sayi BROWN, Proc. Acad. Nat. Sci. Phila., 1901, p. 77; 



BROWN, Proc. Acad. Nat. Sci. Phila., 1903, p. 550. 

 Lampropeltis getulus splendidus WRIGHT, Proc. Acad. Nat. Sci. Phila., 



1915, p. 148. 

 Lampropeltis getulus splendida BLANCHARD, Occas. Papers Mus. Zool. 



Univ. Michigan, No. 87, 1920, pp. 2, -; BLANCHARD, Bull. U. S. 



Nat. Mus., No. 114, 1921, p. 26, figs. 29, 30. 



Description. Similar to L. g. boylii. Top of head 

 slightly flattened posteriorly, curving downward to the 

 broad, rounded snout. Temporal regions rarely if ever 

 swollen. Rostral plate large, little broader than high, hol- 

 lowed below, and bounded behind by internasal, anterior 

 nasal and first labial plates. Plates on top of head are a 

 pair of internasals, a pair of prefrontals, a short, broad 

 frontal, supraocular of each side, and a pair of large parie- 



