302 CLASS XV. 



Sp. Tropklurus torquatus Maxim., Abh. zitr Naturgesch. Bras. Lief. vi. ; in 

 Brasil, on rocks, old walls ; runs quickly and climbs with great facility. 



Hoplurus Cuv., Fitz. Throat folded transversely. Anal pores 

 none. Nape subcristate. 



Sp. Tropidurus Cuvieri Gray, Wiegm., Uromadix cychirus Meke., Seba 

 Thesaur. i. Tab. 97, fig. 4, Guee. Icon., Rept. PI. 12, fig. 3; this species 

 is the true Quetz-paleo of Seba, wliich name has been given erroneously to 

 various other species of Saurii. 



StroUlurus WiEGMANN, Steironotus FiTZ., in part. 



Steirolepis FiTZ,, Platynotus Wagl., Microloplms DuM. and 

 BiBE. 



Platjjcercus AuG. DUJL Head covered with polygonal scales, 

 scabrous. Palatine teetli. Fold at the sides of throat. Two or 

 three femoral pores on each side, scarcely conspicuous. Tail short, 

 thick, flat below, armed with aculeate spines above. 



Sp. Plafycercus aculeutus AuG. Dumeril, Revue et Mayas, de Zool. 1854, PI. 

 1 2 ; habitat in Brasil. 



Urocentron Kaup, Borypliorus Cuv. Palatine teeth none. 

 Deep jugular fold. Scales of back small, not imbricate, smooth, 

 gibbous. Femoral pores none. Tail verticillate with large keeled 

 scales. 



Sp. Urocentrum azureuni Wagl., Laccrta azurea L., Seba Thes. 11. Tab. 62, 

 fig. 6, Stellio hrevicaudatus Daud. Rept. iv. PI. 47 ; Gube. Icon., Rept. 

 PI. 6, fig. 3, &c. 



Here also Fitzingeb placed, under the name of DoryphorusMaximiliani, 

 the species described by the Peince of Neuwied as the Qtietz-Paleo of 

 Seba, Nov. Act, Acad. Leop. Car. xiv. Tab. 15 {Opiums Maximiliani DuM. 

 and BiBR.). 



(On some other sub-genera comp. Fitzingee Syst. Re^yt. 1843, pp. 

 70—79). 



Phalanx II. Iguance s. Dend^-obatm. Body compressed, with 

 back keeled, often crested. Head tetragono-pyramidal. Mem- 

 brane of tympanmn mostly naked, superficial. 



A. With teeth united to the inner side of jaws. 



Anolius Cuv., {Anolis Daud., Dum.), Dactyloa Wagl. Head 

 flat above, declivous at the sides, covered with numerous scutella, 

 often tuberculate. Palatine teeth. Aperture of auditory meatus 



