134 THE REPTILES OF EGYPT. 
Varanus gbiseus, Daud. (Plate XVI.) 
Monitor terrestre de Egypte, Cuv. Reg. An. ii. 1817, p. 25. 
Tupinambis griseus, Daud. Rept. viii. 1803, p. 352. 
Varanus scincus, Merr. Tent. Syst. Amph. 1820, p. 59; Strauch, Mem. Ac. St. Petersb. (vii. ser.) iv. 
no. 7, 1862, p. 26. 
Monitor scincus, Licht. Doubl. Berl. Mus. 1823, pp. 91 & 107; Schlegel, Abbild. 1837-44, p. 69. 
Psammosaurus griseus, Fitz. Neue Class. Rept. 1826, p. 50; Riippell, Mus. Senck. iii. 1845, 
p. 301 ; Eichw. Nouv. Mem. Soc. Nat. Mosc. ix. 1851, p. 416. 
Tupinambis arenarius, Is. Geoffr. St.-Hil. Descr. de l'Egypte, Hist. Nat. i. ? 1827, p. 123, pi. iii. 
fig. 2 et pi. vi. figs. 14, 15. 
Psammosaurus caspius, Eichw. Zool. Spec. iii. 1831, p. 190; Faun. Casp.-Cauc. 1842, p. 60, 
pis. vii.-ix. ; Blanford, Eastern Persia, ii. 1876, p. 359. 
Monitor (Psammosaurus) scincus, Gray, Syn. Griffith's An. King. ix. 1831, p. 27. 
Varanus arenarius, Dum. & Bib. iii. 1836, p. 471 ; Guichenot, Explor. Sc. Alg., Sc. Phys. Zool. v. 
1850, p. 6 ; Peters, Mon. Berl. Ak. 1862, p. 271 ; De Filippi, Viagg. Pers. 1865, p. 352 ; Gasco, 
Viagg. in Egitto, pt. ii. 1876, p. 105. 
Psammosaurus arenarius, Parenti e Picaglia, Rett, ed Anfibi Mar Rosso, 1886, p. 26. 
Psammosaurus scincus, Wagler, Syst. Amph. 1830, p. 165; Gray, Ann. & Mag. N. H. i. 1838, 
p. 392; Blyth, Journ. As. Soc. Beng. xxiv. 1855, p. 715; Theobald, Journ. As. Soc. Beng. 
xxxvii. 1868, extra no. p. 20; Jerdon, Proc. As. Soc. Beng. 1870, p. 70; Anderson, Journ. 
As. Soc. Beng. xl. 1871, p. 30; Blanford, Proc. Zool. Soc. 1881, p. 677; Tristram, Fauna 
West. Palest., Rept. & Batr. 1884, p. 148; Boettger, Kobelt's Reiseerin. Alg. u. Tunis, 1885, 
p. 465. 
Varanus urenaceus, Gervais, Ann. Sc. Nat. (3) x. 1848, p. 204. 
Varanus ornatus (non Daud. ; non Gray), Carlleyle, Journ. As. Soc. Beng. xxxviii. pt. ii. 1869, 
p. 192. 
Monitor griseus, Peters, Mon. Berl. Ak. 1870, p. 109. 
Varanus (Psammosaurus) arenarius, Bedr. Bull. Soc. Nat. Mosc. 1879, no. 3, p. 40. 
Varanus griseus, Blgr. Cat. Liz. B. M. ii. 1885, p. 306 ; Trans. Linn. Soc. Lond., Zool. v. 1889, 
p. 99; Fauna Brit. Ind., Rept. 1890, p. 163; Trans. Zool. Soc. xiii. 1891, p. 121; Boettger, 
Zool. Jahrb. iii. 1888, p. 904; Kat. Rept. Mus. Senck. 1893, p. 49; Anderson, Proc. Zool. 
Soc. 1895, p. 636 ; Herpet. Arabia & Egypt, 1896, pp. 34, 101 ; Zander, Zool. Garten, xxxvi. 
1895, p. 298; Werner, Verh. zool.-bot. Ges. Wien, xliv. 1894, p. 79; Francaviglia, Boll. Soc. 
Rom. Zool. v. 1896, p. 46. 
1 $ . Suez. 
1 cJ. Desert N.E. of Cairo. 
1 ? . Gizeh Desert. 
1 ? . Tel el Amarna. Prof. W. M. Flinders Petrie, D.C.L. 
1 J 1 and 1 juv. Suakin. Surgeon-Captain Penton, D.S.O. 
2 £ and 2 ? . Suakin. 
1 J . Tokar. 
Teeth acute, compressed. Snout slightly depressed at the tip. Canthus rostralis 
moderately denned. Nostril oblique, rather large and crescentic, close to the eye, its 
