Oo 
72 MR. G. A. BOULENGER ON THE VARIETIES OF 
I append particulars as to size and scaling of some of them :— 
We ee 6. 
3 80!) B60 ALG AENeI2 MSO 21 
a) 75°61 . 87 10 Bi 23-21 
U 73 \ 67 27 M14. 934.5 pe 
p 72 62 28 9 380 22-24 
ap 72 60 27 12 28 22-93 
© 70 63 26 12 ° 26 20 
is 67 60 (26 12° 98 19-20 
‘ 65) SiG More ale sl 21 
Y G4 nuGge > Jos Pi 10le s62 23 
"s 625 WES eae h Be 23 
- 60 64. 27 11 29 23-24 
© iis dhe gees ypcenc obs Th has aRCOLREEESO 9 26 19 
Te AE FSA OA at IO 9 29 20-21 
u 62. 957 28 11 | eate2= 211 
i 58 | 57) 29° 10 983) 20-9 
a Bo) 66 (28) 10) al ees aee 
1. Length (in millim.) from snout to vent. 2. Number of scales across middle of body. 
3. Transverse series of ventral plates. 4. Number of plates in collar. 5. Number of scales 
and granules between symphysis of chin-shields and median collar-plates. 6. Number of femoral 
pores (on right and left sides, if differing). 
This form was found by Bosca on Iviza and on the small neighbouring islands 
La Grosa, La Redonia, and El Malvi. 
Several specimens are figured on Pl. XXVI. figs. 1-5. 
Var. LILFORDI. 
Zootoca lilfordi Gunther, Ann. & Mag. N. H. (4) xiv. 1874, p. 158. 
Lacerta lilfordi Braun, Arb. Zool. Inst. Wiirzb. iv. 1877, p. 4. 
Lacerta muralis Braun, |. ec. p. 26. 
Lacerta muralis fusca Bedriaga, Arch. f. Naturg. 1878, p. 275. 
Lacerta muralis, var. gigloli Bedriaga, op. cit. 1879, p. 247, pl. xvii. fig. 2. 
Lacerta muralis, vars. balearica, gigloliu, llfordi Bedriaga, Bull. Soc. Zool. France, 1879, p. 221, 
pl. ix. figs. 1-3. 
Lacerta muralis balearica, part., Bedriaga, Abh. Senck. Ges. xiv. 1886, p. 248. 
Variations in colour in this lizard are solely responsible for the several names in the 
above given synonymy. ‘The black colour of the specimens from the Isla del Ayre, near 
Minorca, was the sole ground on which Gunther established his Zootoca lilfordi, and 
he showed his neglect of structural characters by associating with it the black lizard of 
the Filfola rock near Malta. The lizard of Isla del Ayre differs, I repeat, in no other 
