154° JOURNAL, NATURAL HIST. SOCIESY OF SIAM Vol. I. 
in the females. A young specimen had black bars upon the mem- 
branes. Gular pouch in the males considerably longer than the head, 
in the females a short tag. 
Mr. Gairdner tells me these lizards were found chiefly upon trees 
of the genus Shorea, with the bark of which their coloration harmon- 
ized very closely. The male would frequently be seen to puff ont his 
gular pouch, which then extended forwards beneath and beyond the 
chin, parallel with the head. 
One female specimen contained two egys. 
ACANTHOsSAURA CRUCIGERA, blyr. ' 
Four specimens of this somewhat rare lizard were obtained in 
dense evergreen jungle. It has not previously been recorded from 
Siam. & 
CALOTES VERSICOLOR, Daud. 
CALOTES EMMA, Gray. 
CALOTES CRISTATELLUS, Kuhl. 
This lizard, the common ‘ chameleon” of the Peninsula, has not 
been previously recorded from Siam. 
CaLoTEs mystaceus, Dum & Bibr. 
LIOLEPIS BELLIANA, Gray. 
VARANUS NEBULOSUS, Gray. + 
LYGOSOMA OLIVACEUM, Gray. 
I have received specimens of this lizard also from Bangtaphan, 
but it has not previously been recorded from the country. 
LYGOSOMA VITTIGERUM, Blyr. 
Two specimens of this very handsome skink were caught on trees 
in the Bong Tee Valley. It has not been previously recorded from 
Siam. One specimen had 28 scales round the body, the other 50. 
Joloration (in spirits):—A greenish white vertebral stripe bordered 
on either side by a black one. A less distinct and narrower dorso- 
lateral stripe starting from behind the eye. Sides pale greenish, 
thickly powdered with dark grey. Below greenish white. Digits with 
alternate light and dark bars, tail hght brown. 
LyGosoMaA MACULATUM, Blyth. 
This widely distributed lizard does not yet appear to have been 
recorded from Siam. I have since seen other specimens from various 
parts of the country. 
Lycosoma Bowrincu, Giinther. 
