508 - ADDENDA AND CORRIGENDA 
poral shields six; six upper and four lower labials; chin-shields, 
one anterior azygos and two pairs, the first pair largest and forming 
asuture. Dorsal scales hexagonal, overlapping, laterals and ven- 
trals quadrangular, juxtaposed; 28* scales round the middle of 
the body. Four preanals; antero-median largest, postero-median 
smallest. A pair of enlarged pectoral shields. Caudal scales hexa- 
gonal, overlapping. Pale brownish above, with three dark brown 
longitudinal lines; sides and belly dark brown. 
nillim. millim. 
Total length ...... 125 From end of snout 
Hed sce ics sce san 6 to vent ...... 55 
Width of head .... 4 Fore limb ...... 3 
From end of snout Hind limb ...... 2°5 
to forelimb .... 12 Mahe | oaelatecese skeen 70 
La Guayra, Venezuela. 
Page 418. For Cophias heteropus read 
3. Cophias boettgeri. 
Page 418. 
Transfer Chalcides trilineatus, Peters t, from the synonymy of 
Cophias flavescens to that of Cophias dorbignyi, p. 419. 
Add :-— Page 419. Cophias flavescens. 
d-e. 9 & hgr. Maccasseema, Brit. Guiana. W. L. Sclater, Esq. [P.]. 
Page 423. Change the name PERODACTYLUS, Reinh. & Liitk., 
nec Fitz. to COLOBOSAURA. 
And change Perodactylus modestus to Colobosaura modesta. 
Aaya Page 434. Blanus strauchii. 
f-g. Ad. Smyrna, 
Add: Page 438. Amphisbena fuliginosa. 
v-w. Her. Maccasseema, Brit. Guiana. W. L, Sclater, Esq. [P.]. 
Aa Page 452, Anops kingii. 
h-m. Her. 8. Lorenzo, Rio Grande do Sul. Dr. v. Ihering [C.]. 
Page 452. Anops africanus. . 
For One hundred and forty-eight annuli read Two hundred and 
forty-eight. 
Add:— Page 470. Trogonophis wiegmanni. 
p. Ad. Tangiers. M Hi. Vaucher [C.]. 
* Is 23 in Cope’s description not a misprint for 28 ? 
+ Type examined. 
