186 PROCEEDINGS OF THE ACADEMY OF [April, 



under side of thighs strongly granular. A slight fold from orbit to 

 shoulder above the tympanum. 



Upper surface pale-olive in spirits (probably blue or green in 

 life) ; underneath yellowish, with small irregular dark spots on 

 the groin. The anterior and postei'ior surfaces of the thigh are 

 whitish, with small dark spots which extend on the inner tarsus, and 

 in one specimen on the dorsum of the foot. 



Largest specimen : snout to vent 83 mm. ; hind limb 125. Next 

 largest: snout to vent 76 mm. ; hind limb 114. 



Microhyla undulata sp. nov. 



Nos. 5,726, 5,727, 5,728 are referred to this genus, although 

 they show no trace of a transverse ridge between the choanse, a 

 condition Avhich may be due to immaturity. 



The snout is short ; iuterorbital S})ace wider than the upper eye- 

 lid. Fingers and toes blunt, but not distinctly dilated ; first finger 

 shorter than second ; toes nearly half webbed ; tubercles small ; outer 

 and inner metatarsal tubercles distinct. The tibio-tarsal joint 

 reaches beyond the eye. Skin smooth. Color : light-olive above, 

 with an undidating dark-bro^vn dorsal band, beginning on the 

 vertex and broadening on the rump, with a narrow prolongation 

 running forward to the snout, and a transverse one to the upper 

 border of each eyelid. A dark stripe from the orbit through the 

 shoulder and a little beyond. Hind legs light-olive, lighter 

 beneath, crossbanded with black on the anterior side of lower leg 

 and tarsus, and an indistinct dark stripe on the anterior border of 

 the thigh. Ventral surface brown, without spots. In 5,728 the 

 markings are obscure. 



5.726. Length of head and body 23 mm. ; hind limb 34. 

 5,728. " " '' 20 " • " " 34. 



5.727. " " " 17 " ; " " 28. 



This species much resembles the Indo-Chinese Mici'ohyla ornata 

 D. and B. in color pattern, but the toes are more extensively 

 webbed and the legs are longer. 



Caudata. 

 Molge pyrrhogastra ensicauda (Hallow.). * 



Six specimens. 



