114 



Lacertidae. 



above, black beneath as well as on the neck as far as the collar ; belly 

 greyish white or brownish olive. 

 Measurements (in millimetres) : 



1. Length from snout to vent (in millimetres). 2. Scales across middle of body. 

 3. Longitudinal series of ventral plates. 4. Transverse series of ventral plates. 

 5. Plates in collar. 6. Gular scales in a median longitudinal series. 7. Femoral 

 pores (right and left if differing). 8. Lamellar scales under the fourth toe. 



Habitat. — Lanzarote, Fuertaventura, and neighbouring islands.* 



* Lanzarote and Fuertaventura, waterless and treeless and nearer to the 

 African coast, differ greatly from the other Canary islands in their fauna. 



