THE LIZARDS OF THE GENUS TACHYDROMUS. 235 
Caudal scales strongly keeled, twice as large as largest dorsals, 16 in the fourth 
whorl. 
Bluish slate above, probably greenish in life; a black line from the nostril 
through the eye to the centre of the ear-opening; a pale, probably yellowish, streak 
below this from the nostril through the lower eyelid to the lower border of the ear- 
opening ; lower parts greenish or yellowish white. 
Measurements, in millimetres. of ed 
From end of snout to vent Ss aS i ES = 64 50 
Head ae ‘= ie an Be ae = 16 14 
Width of head oi ie aie 43 ts 3 9 8 
Fore limb ae Be se Hs Ea ai 25 23 
Hind limb me eg oe Pee ae a 35 aut 
Tail Be aa es aes ae ae 22 OeLOS 
The above description is compiled from those of Stejneger and of Van Den- 
burgh and from one of the co-types received from the U.S. National Museum. 
Habitat. Ishigaki Island, in the Southern Group of the Too Choo or Riu Kiu 
Archipelago. The type is preserved in the U.S, National Museum. 
