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Show 744 MR. G. A. BOULENGER ON THE SPECIES OF [J A C A N T H O D A C T Y L U S CAPENSIS, Smith, 111. Zool. S. Afr. pi- 39; Gray, Cat. p. 37. Two specimens, presented by Sir A. Smith, are in the British Museum. From these, I see that it is not an Acanthodactylus, but a Scapteira, as has been suspected by Dr. Peters l. I am also convinced that Podarces (Scapteira) cuneirostris, Strauch2, is not specifically distinct from A. capensis. ACANTHODACTYLUS SAVIGNYI (Aud.), Gray, Cat. p. 37. This species is not the Lacerta savignyi, of Audouin, which I have not yet succeeded in identifying, but the same as that described as Zootoca deserti by Gunther, and as Acanthodactylus Bedriagai by Lataste. The name deserti, Gthr., though prior to that of Bedriagaa, must be cancelled, as there is a Lacerta deserti, Milne-Edwards, which is also an Acanthodactylus. ACANTHODACTYLUS INORNATUS, Gray, Cat. p. 38. Is identical with A. scutellatus. I am acquainted with ten species of Acanthodactylus. Their synonymy and principal characters are as follows:- 1. ACANTHODACTYLUS SCUTELLATUS. (Plate LXIII. fig. 2.) Lacerta scutellata, Aud. Descr. Egypte, Rept. (Suppl.) i. p. 172, pi. i. f. 7 ; M.-Edw. Ann. Sc. N. xvi. pp. 74 & 85, pi. vi. f. 3. 1 Lacerta olivieri, Aud. I. c. p. 174, pi. i. fig. 11. Lacerta dumerilii, M.-Edw. /. c. pp. 76 & 85, pi. vii. f. 9! Scapteira inornata, Gray, Ann. Nat. Hist. i. p. 280. Acanthodactylus scutellatus, Dum. and Bibr. Erp. Gen. v. p. 272; Gray, Cat. Liz. p. 37 ; Strauch, M e m . Ac. Sc. St. Pe'tersb. (7) iv. no. 7, p. 30; Bouleng. Bull. Soc. Zool. France, 1878, p. 185. Photophilus scutellatus, Fitz. Syst. Rept. i. p. 20. Acanthodactylus inornatus, Gray, Cat. Liz. p. 38. Snout acutely pointed. Three palpebral shields. Intraocular not reaching the lip. Front edge of the ear strongly toothed3. Scales granular, smooth on the front part of the back, rhomboidal, keeled on the remaining part. Ventral plates not broader than long, in 14-16 longitudinal series. Prseanal plates subequal. Digital denti-culations very long. HaB. North Africa; Senegal (Paris Mus.) ; Syria (British Mus.; Brussels Mus.). 2. ACANTHODACTYLUS BOSKIANUS. (Plate LXIV. fig. 2.) Lacerta Boskianus, Daud. Rept. iii. p. 188, pi. xxxvi. f. 2 ; Aud. loc. cit. p. 174, pi. i. f. 10. Lacerta aspera, Aud. loc. cit. pi. i. f. 9. Acanthodactylus boskianus (Fitz.), Wiegm. Herp. Mex. i. p. 10 ; 1 Monatsb. Berl. Ac. 1869, p. 61. a Bull. Ac. St. Petersb. xii. (1867) p. 318. 3 This character, however, in this and other species, is subject to a certain amount of variation, and must be used with caution. |