484 



VIPEEID^. 



-f, X. d (V. 168, 156; Italian Alps. Prof. Bonelli [P.]. 



C.P, 43). 

 M- d' (V. 147; 0. 37). Ferrara, Prov. Venice. Prof. Bianconi fP.]. 

 ", ^. $ (V. 147 ; C. 43) Bozen, S. Tyrol. Hr. F. Henkel [E.]. 



& V8-. 2 (V. 147; 



C. 35). 

 o-r. d (V. 141, 148, Nr. Pisa. Prof. C. E. Delia 



146, 148, 147 ; 0. 43, Torre [P.]. 



47, 48, 42, 43). 

 V. 2 (V. 150 ; 0. 32). Mondra^one, nr. Naples. Dr. Monticelli [P.]. 

 ^. (J (V. 136; C. 39). Serra S. Bruno, Calabria. Florence Museum 



[E.]. 

 X- <S skeleton. N. Italy. 



5. Vipera latastii. 



Coluber aspis (non L.), Vandelli, Mem. Ace. Lisb. i. 1797, p. 69. 

 Vipera ammodytes, part., Schkq. Phi/s. Serp. ii. p. 602, pi. xxi. 



&Sa. 19 & 2b (1837) ; Gray, Cat. p. 31 fl849) ; Schreib. Serp. 



Mcr. p. 187 (1875) ; Be Betta, Atti 1st. Ven. (5) vi. 1880, p. 385. 



aspis, part., Strauch, Erp. Alg. p. 70 (1862). 



latastei. Based, Bull. Soc. Zool. France, 1878, p. 116, pi. iv., 



and 1880, p. 261 ; Be Betta, Atti 1st. Ven. (5) v. 1879, p. 612; 



Tournev. Bull. Soc. Zool. Fi-ance, 1881, p. 66; Boettg. Abh. Senck. 



Oes. xiii. 1883, p. 106; Bouleng. Trans. Zool. Soc. xiii. 1891, 



p. 147; Bedriaqa, Amph. ^ Rept. Portug., Istituto, xxxviii. 



1890, p. 138, and CS. Congr. Int. Zool. 1892, i. p. 239 ; Ferreira, 



Jorn. Sc. Lisb. (2) iii. 1894, p. 167. 

 berus, subsp. aspis, var., Camerano, Man. Ofld. Ital., Viper. 



p. 48 (1888). 



Intermediate between V. aspis and V. ammodytes. Snout some- 

 times merely turned up as in tbe former, sometimes ending in a 

 dermal appendage or ' horn ' which is but little less developed than 

 in the latter. Eostral once and a half to twice as deep as broad, 

 nearly reaching the tip of the rostral wart ; 5 or 6 (rarely 3) scales 

 on the posterior aspect of the latter ; head covered with small, 

 smooth, or feebly keeled, subimbrioate scales, among which a slightly 

 enlarged frontal may sometimes be distinguished ; 5 to 7 longitu- 

 dinal series of scales between the supraoculars, which are well 

 developed ; 9 to 13 scales round the eye, usually 10 to 12 ; two or 

 three series of scales between the eye and the labials ; nasal entire, 

 separated from the rostral by a naso-rostral ; temporal scales smooth 

 or feebly keeled ; 9 to 11 upper labials ; 4 or 5 lower labials in 

 contact with the chin-shields. Scales in 21 rows, strongly keeled, 

 outer row smooth or feebly keeled. Ventrals 125-146 in rf' , 

 135-147 in 2 ; anal entire ; subcaudals 35-43 in c? , 32-35 in 2 ■ 

 Grey or brown above, with a dark brown, usually black-edged 

 undulouB or zigzag band along the spine and a lateral series of 

 spots ; head with or without small dark markings above, and a 

 dark streak behind the eye ; labials more or less speckled or spotted 

 with black; lower parts grey, spotted with black and white, or 



