Some Mexican Serpents

THE UNIVERSITY OF KANSAS SCIENCE BULLETIN Vol. XXVI 1 October 1, 1939 [No. 14 Some Mexican Serpents EDWARD H. TAYLOR Department of Zoology, University of Kansas Abstr.^ct : The following species of Mexican snakes are discussed : Loxo-cemus bicolor Cope; Loxocemas sumichrasti Boconrt; Natrix valida (Kenni-cott) ; Ninia sebae sebae (Dumeril and Bibron) ; Ninia diademata Baird and Girard; Geophis semidoliatus (Dumeril and Bibron); Geophis blanchardi Taylor and Smith; Enidius unicolor (Fischer); Adelphicos quadivirgatus Jan; Diadophis regalis dougesii (Villada) ; Conopsis frontalis (Cope); Dryadophk boddaertii niexicanus Stuart; Dryadophis sleveni Stuart; Spilotes pullatus mexi-canus (Laurenti) ; Elaphe ?}iutabilis (Cope) ; Elaphe laeta (Baird and Girard) ; Elaphe chlorosoma Gi\\\\ex; Elaphe fiamrujus (Cope); Salvadora mexicana (Dumeril and Bibron) ; Pituophis deppei deppei (Dumeril and Bibron) ; Pituo-phis lineaticollis (Cope); Lampropeltis ruthveni Blanchard; Laynpropeltis tri-angulum nelsoni Blanchard; Lampropeltis triangidum annulata (Kennicott) ; Lampropeltis polyzona blanchardi Stuart; Lampropeltis polyzona polyzona Cope; Pseudoleptodeira latifasciata (Giinther) ; Hypsiglena torquata torquata (Giinther) ; Urotheca elapoides elapoides (Cope) ; Tropidodipsas guerreroensis sp. nov.; Sibon nebulatus (Linne) ; Trimorphodon tau Cope; Trimorphodon bi-scutatus (Dumeril and Bibron) ; Trimorphodon latijascia (Peters) ; Lepto-deira septentrionalis (Kennicott); Leptodeira splcndida Giinther; Tantilla bo-courti Giinther; Tantilla rubra Cope; Tantilla rnartindelcampoi Taylor; Tan-tilla calamaria Cope; Micrurus nuchalu Schmidt; Micrurus laticollaris (Pet-ers); Micrurus fitzingeri (Jan); Micrnrus affinis affiiu's (Jan); Agkistrodo)i bilineatus Giinther. Loxocemiis bicolor Cope. (Figure 1) Loxocemris bicolor Cope, Proc. Acad. Nat. Sci. Philadelphia, 18G1, p. 76 (type description: type locality, La Union, Salvador). Giinther, Ann. Mag. Nat. Hist. Ser. (3), 1862, IX, p. 55; and Zool. Record 1864, p. 123 (Identifies Plastoseryx (!) bronni of Jan with bicolor; Cope, Bull. U. S. Nat. Mus. ; No. 32, 1887, p. 64. Booourt, Etude sur les Reptiles, Miss. Sci. au Mexique et dans I'Amer. Cent., Livr. 8, 1882, pp. 515-516, pi. 30, fig. 5, 5a-c (part.). Bou-lenger, Cat. Snakes Brit. Mus., 2d Ed. I, 1893, p. 74-75 (part.). (Southern Mexico. Tehuan-tepec) ; Giinther, Biologia Centrali-Americana, Reptilia, July, 1895, pp. 179-lfeO (Colima, Tehuantepec; Guatemala). (445)

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Some Mexican Serpents

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