Herriott. — flistory of IliKjley Park. 



447 



In conclusion, the writer wishes to thank all those who have given 

 assistance in many ways during the preparation of tliis [taper : Dr. Chilton 

 for his advice and encouragement, without which the paper would not have 

 been undertaken ; Mr. James Young and Mr. W. F. Hilson for j^erraissiou 

 to consult the minute-books of the Domain Boad ; Mr. J. B. Armstrong 

 for much valuable information regarding the past history of the Gardens 

 and Park and for the list of native plants ; Professor A. Wall for his pains- 

 taking search for the native plants now present in the Park ; Messrs. J. C. 

 Andersen, E. Speight, W. D. Andrews, and R. M. Laing for help of other 

 kinds. 



Art. XXXIX. — A New Discoglossoid Frog from Neiv Zealand. 



By Allan R. McCulloch, Zoologist, Australian Museum. 



[Read before the New Zealand Institute, at Christchv.rch, 4th-8th February, 1919 : received 

 by Editor, 11th February. 1919 ; issued separately, 26th Augvst. 1919.] 



Plate XXX. 



Liopelma hamiltoni n. sp. 



General form moderately robust. The width of the head is equal to 

 its length from the ti]) of the snout to the nuchal constriction. Snout 

 rounded, flattened above ; the profile anterior to the nostrils very oblique. 

 Nostril midway between the tip of the snout and the eye. Canthus 

 rostralis moderately distinct ; loreal region flat and very oblique. The 

 eye is shorter than the snout, and the diameter of its opening is a little 



Fig. I. — Liopelma hamiltoni, sternal apparatus. 

 Fig. 2. — L. hochstetteri, sternal apparatus. 

 Fig. 3. — L. hamiltoni, roof of rnouth. 

 Fig. 4. — L. hamiltoni, sacral diapophyses. 



greater than its distance from the nostril. Narrowest interorbital space 

 about one-third greater than the width of the upper eyelid. No tym})anum. 

 A dorso-lateral ridge extends backwards from behind the eye to above 

 the abdomen, and is interrupted above the insertion of the arm. M;i.ndible 

 pointed at the symphysis. Tongue much narrower than in L. hochstetteri, 

 its width little more than half that of the mouth ; posterior end of the 



