178 IGUANIDZ. 
ad. Bahia. Dr. Wucherer [C.J]. (Type of 7 rachycyclus 
superciliaris.) 
d+f,g. 82. Pernambuco. J. P. Smith, Esq. [P.]. (Types of Tara- 
guira smithi.) 
h. o. Para. 
Me 1s Brazil. C. Darwin, Esq. [P.]. | (Types of 7. 
k-l. og. Brazil. smithit.) 
m. do Brazil. Copenhagen Museum [P.]. (As typical of 
T. macrolepts.) 
no. Venezuela. 
10. Tropidurus semiteniatus. 
Agama semitzeniata, Spiz, Spec. Nov. Lacert. Bras. p. 13, pl. xvi. 
fig. 1. 
Platynotus semiteniatus, Wagl. Syst. Amph. p. 146. 
Tropidurus (Platynotus) semiteniatus, Peters, Mon, Berl. Ac. 1877, 
pp. 409, 414. 
Distinguished from 7’. torquatus in having perfectly smooth dorsal 
seales. 
Bahia. 
11. Tropidurus? blainvillii. 
Tropidogaster blainvillii, Gray, Cat. p. 227. 
Tropidogaster blainvillii, Dum. § Bibr. iv. p. 330, pl. xxxix. bis. 
fig. 2 
g. 2. 
Ptychosaurus (Tritropis) blainvillii, Fitzing. Syst. Rept. p. 59. 
Nostril lateral. Upper head-scales keeled; no enlarged supra- 
oculars ; occipital moderately large; anterior border of ear deuticu- 
lated. Sides of neck irregularly folded; two transverse gular folds, 
the anterior straight, the posterior arched. A vertebral denticula- 
tion, extending on the tail. A fold along the flanks. Dorsal scales 
small, scarcely imbricate, keeled ; ventral scales squarish-hexagonal, 
tricarinate. ‘The adpressed hind limb reaches the end of the snout. 
Tail round or slightly compressed. Buff above, with small! confluent 
brown lines; a greyish dorso-lateral band; hinder side of thighs 
with a longitudinal series of yellowish-white spots encircled with 
black, and above them a yellowish black-edged line ; throat brownish, 
chest greyish, belly yellowish. 
millim millim, 
Head aegateneuewas 15 Fore limb ...... 26 
Body gtariincas goes 38 Hind limb ...... 45 
—? 
28. URANISCODON. 
Uraniscodon, part., Kaup, Isis, 1826, p. 89. 
Ecphymotes, part., Ftzing. N. Classif. Rept. p. 17, 
Hypsibatus, Wagler, Syst. Amph. p. 150; Wiegm. Herp. Mex. p.15; 
Dum. § Bibr, iy. p. 253; Fitzing. Syst. Rept. p. 58. 
