REPTILIA. 293 



furrow, witli small granulous scales. Four slender feet pentadac- 

 tjlous ; femoral pores none. 



Sp. Tribolonotus novce Guhiece DuM., Zonurus novce GuinecB Schlegel, in 

 V. Der Hoeven en De Vriesb, Tijdschr. voor nat. Gesch. i. 1834, PI. vii. 

 fig. 2, DuM. et BiBE. Erpet. V. PI. 56. Tliis animal, discovered by the 

 traveller S. Mueller on the west coast of New Guinea, is justly sepa- 

 rated from Zonurus as a distinct genus. 



Family XVIII. Lacertini. Tongue exsertile, slender, bifid. 

 Membrane of tympanum open, superficial or depressed. Body 

 elongate, with four pentadactylous feet, the toes free, unequal. 

 Ventral scales larger. Tail often very long. Femoral pores in 

 many. 



Tribe I. Lacertcn. Maxillary teeth with a hollow base, 

 growing to the inner margin of jaws, anterior subulate, posterior 

 obsoletely bicuspid or tricuspid, subcompressed. Head scutate. 

 Ventral scales mostly quadrangular, arranged in transverse rows. 

 Tail long, fusiform, sometimes rotundato-quadrangular at the base, 

 elsewhere round. Tongue oblong and triangular, beset with scale- 

 like papillse, divided at the apex into two short, acuminate, smooth 

 slips. 



The true lizards, Lacertw, are all from the old world, principally 

 from Africa. 



OjjMops [OpMsops) Menetkies [Amystes Wiegm.). Eyes 

 destitute of eyelids, furnished with an ocular capsule. Palatine 

 teeth none. Collar none. Toes bicarinate below. Femoral pores. 



Sp. Ophiops eler/ans, Menetries Catalogue ralsonne des objets de Zoologie 

 recueillis dans un Voyage au Caucase. St. P^tersbourg, 183-2, 4to, p. 63; 

 in Persia, Asia Minor and Syria. Compare Wiegmann ArcJuvf. Natur- 

 gesch. 1835, s. i — 6, 1837, s. 123; see a fig. in DuM. et Bibr. Er2>et. v. 

 PI. 53, fig. I. Bkrthold also gave a fig. of the head {Ueber neue oder 

 seltene Ampliihienarten^ Gottingen, 1842, 4to, figs. 4, 5), and described a 

 second species, Ophiops macrodactylus, pp. 14, 15. 



Lacerta Cuv., Mere. (Species from genus Lacerta L.). Eye- 

 lids distinct. Row of pores at the inside of thighs. Collar in most 

 or a row of larger scales under the throat, to which succeeds a fold 

 covered with minute scales, in front of the larger scales of abdomen. 

 Within the last few years many genera have been adopted 

 here of which several contain only a single species. After careful 



