LACERTA MURALIS IN WESTERN EUROPE AND NORTH AFRICA. 411 
3. 2 
WWE ERG 5 Ye 5 16 
Widthvotheady cr: ects yr tiche Siptee ns , La 10 
Depthvotbeadie ws arene ere. LL 8 
Intore dh mos Be spel Gtete ibe ie) an eS) oe) 22 
Elid alin Dewees een ee | OS 37 
HOOtR se ete es) eee Reoetie sn eG 21 
arly a a) Week ms Lk a ORO ai So 
* Tail reproduced. 
This variety is restricted to Sardinia if, as suggested further on, the Balearic and 
Tunisian specimens which are on record are the result of importation by human agency 
or have received erroneous indications of locality. 
Var. BEDRIAGA. 
Lacerta oxycephala, part., Dum. & Bibr. Erp. Gén. v. p. 235 (1839) ; Bedriaga, Arch. f. Nat. 1880, 
p- 250, pl. x1. 
Podarcis oxycephala Bonap. Icon. Faun. Ital., Anf. (1840). 
Lacerta oxycephala, var. reticulata Bedriaga, Bull. Soc. Nat. Mosc. 1881, p. 82. 
Lacerta oxycephala Bedriaga, Arch. f. Nat. 1883, p. 260. 
Lacerta oxycephala, var. bedriage Camerano, Zool. Anz. 1885, p. 418, and Mon. Saur, Ital. p. 48 
1885). 
ney ub Bedriaga, Abh. Senck. Ges. xiv. 1886, p. 284. 
Lacerta muralis, var. bedriage Bouleng. Cat. Liz. iii. p. 34 (1887). 
Head (Pl. XXVIII. fig. 8) about once and a half as long as broad, much depressed, 
the occipital region flat or slightly concave, its depth in the tympanic region equal 
to the distance between the centre or the posterior border of the eye and the anterior 
border of tympanum; snout more or less acutely pointed, not longer than the post- 
orbital part of the head. 
Neck as broad as or a little broader than the head. Body much depressed. Hind 
limb reaching the shoulder, the collar, or a little beyond in males, the axil or the 
shoulder in females. Foot as long as the head or a little longer (not more than once 
and one-fourth). Tail round in section, rather strongly depressed at the base, once and 
a half to twice as long as head and body. 
Rostral shield not entering the nostril; nasals forming a short or very short suture 
behind the rostral, or separated from each other!; usually a single postnasal*; frontal 
as long as its distance from the end of the snout, or a little longer, or considerably 
shorter ; supraciliaries separated from the principal supraoculars by a complete series 
of granules; parietal once and a half to once and three-fourths as long as broad, often 
1 Tn three specimens. 
2 Two superposed postnasals on both sides in two males (Bedriaga Coll. and L. Miiller Coll.) and in one female 
(Lataste Coll.) ; on the left side in one male (Lataste Coll.) and in one female (L. Miiler Coll.). 
