230 Proceedings of Learned Societies. 
New Holland by a minute Psylla, specimens of which, as well as 
of its beautiful parasitic Encyrtus, were exhibited. Mr. Gould 
had informed Mr. Westwood that for several months during the 
past year, the Womela had formed a great portion of the food of 
the natives in New South Wales. 
ZOOLOGICAL SOCIETY OF LONDON. 
(Continued from page 152.) 
March 25, 1845.—Mr. Gould exhibited seven new Birds from 
Australia, which he characterized as follows :— 
Cuculus optatus. Cwc. corpore superiore cceruleo-griseo; 
pogoniis internis primariarum fasciis latis albis ornatis; 
remigibus saturate violaceo-brunneis; apicibus subalbidis, 
serie macularum oblongarum albarum altematim ordinatd; 
corpore subtits albo, fasciis nigris. 
The whole of the upper surface slaty grey ; inner webs of the 
primaries broadly barred with white; tail-feathers dark violet- 
brown, with a row of oblong spots of white placed alternately on 
either side of the stem, and slightly tipped with white ; the lateral 
feathers have also a row of white spots on the margin of their 
inner webs; chin and breast light grey; all the under surface 
buffy white, crossed by bands of black; irides, bill, and feet, 
orange. 
Total length, 13 inches ; bill, 1^ ; wing, 7j ; tail, 6|; tarsi, J. 
Hab. Port Essington, Australia. 
Remark. —Closely allied to the Common Cuckoo (Cuculus 
canorus) of Europe. 
Cuculus insfehatus. Cue. capite, guld, et corpore superiore 
ccerulco-griscis; aliis, dorsoque nit idc viridescentibus; cuudd 
brunneo-viridi singula pluma apice albo, et marginibus pogo- 
niorum interiorum online maculaiyim albarum triangularium 
ornatis; parte subscapulari tectricibus caudce inferioribus, 
crissoque rufis ; corpore subtiis rufo-tincto-griseo. 
Head, throat, and all the upper surface dark slate-grey ; back 
and wings glossed with green ; tail glossy brownish-green, each 
