94 



REPTILES. 



Regne Anim.; Merr. Tent. p. 117; Risso, Hist. Nat. Eur. Mer. 

 hi. p. 89 ; Boie, Isis, 1827, p. 536 ; Lenz, Schlangenkunde, p. 520. 

 Tropidonotus elaphis, Wagl. Syst. Amph. p. 179. Natrix elaphis, 

 Bonap. Faun. Ital. pi. . Elaphis quaterradiatus, Dum. 8f Bibr. 

 vii. p. 254. 



Scales in twenty-three or twenty-five rows, those on the back 

 strongly keeled ; anal bifid. Reddish brown : on each side from 

 the neck to the middle of tail, two black stripes ; a very distinct 

 black streak from the back edge of eye to the angle of mouth. 



a. Adult. Europe. Presented by J. Cross, Esq. 



b. Adult: head injured. Italy. Presented by J. J. Bianconi. 



c. Adult. Europe. Presented by the College of Surgeons. 



d. Adult : bleached. Europe. 



4. Elaphis quadrivirgatus. 



Coluber quadrivirgatus, Boie, Isis, 1827, p. 209; Schleg.Ess. 

 pi. 5. f. 15, 16, and Faun. Japon. t, 84. f. 1. Compsosoma qua- 

 drivirgatum, Dum. £f Bibr. p. 301. 



Scales in nineteen rows ; upper labials eight, fourth and fifth 

 coming into the orbit. Coloration : — 



A. Either uniform black. 



a. Adult. Japan. From the Leyden Museum (anal entire). 



B. Or dark brown, with four obsolete lighter longitudinal 

 stripes. 



b. Adult. Japan. From the Leyden Museum (anal bifid). 



C. Or lighter, with four obsolete dark longitudinal stripes. 



c. Adult. Japan. From the Leyden Museum (as C. virgatus : 



anal bifid). 



5. Elaphis virgatus. 



Coluber virgatus, Schleg. Ess. ii. p. 145, and Fauna Japon. 

 Rept. pi. 2. Elaphis virgatus, Dum. ^- Bibr. p. 261. 



Scales hi twenty-three (twenty-five) rows ; anal bifid ; eight 

 upper labials, fourth and fifth coming into the orbit. Adult 

 nearly uniform olive, with a darker temple- streak, and an obso- 

 lete whitish line along the edges of abdomen. 



a. Adult. Japan. From the Leyden Museum. 



b. Half-grown. Japan. From the Leyden Museum. 



