1903.] ON THE NURSING-HABITS OF A SOUTH-AMERICAX FROG. 115 



Mr. G. A. Boulenger, F.R.S., exhibited a specimen of 

 Ceratohyla huhalus Espada, carrying eggs on its back (text-fig. 8), 

 and made the following remarks : — 



" A veiy interesting addition has been made by Mr. Ockenden, 

 a. zoological collector in Peru, to our knowledge of the nursing- 



Text-fi^. 8. 



Ceratohyla huhalus, $, caiT3'ing eggs on back. 



habits of Batrachians. The frog now exhibited is a female of the 

 rare Ceratohyla hubalus, an inhabitant of the Andes of Ecuador, 

 Bolivia, and Peru. It measures 63 millimetres from snout to 



