62 THE ZOOLOGIST. 
New Zealand form, are invested with a thick horny epidermis which is quite 
easily bent on the margin of the aperture, where the animal has not yet 
deposited the internal shelly enamel.—Epear A. Suiru (British Museum). 
PROCEEDINGS OF SCIENTIFIC SOCIETIES. 
ZooLocicaL Soctety or Lonpon. 
January 15, 1878.—R. Hupson, Esq., F.R.S., Vice-President, in the 
chair. 
The Secretary read a report on the additions that had been made to the 
Society’s Menagerie during the month of December, 1877, and called 
especial attention to a family of Gelada Baboons, Cynocephalus gelada, 
_ deposited by Mr. C. Hagenbeck on the 7th; and to a pair of Musk Deer, 
Moschus moschiferus, presented by Sir Richard Pollock, K.C.S.I., Com- 
missioner at Peshawur, N.W.P., which arrived on the 15th. 
A communication was read from Mr. Andrew Anderson, containing some 
corrections and additions to a former paper of his on the Raptorial Birds of 
the N.W. Provinces, read before the Society on the 21st March, 1876. 
A communication was read from Mr. F. Moore, containing a revision of 
the genera and species of European and Asiatic Lepidoptera belonging 
to the family Lithosiid@. The author characterized thirty-eight genera in 
this memoir, and gave the descriptions of eighty new species. 
Mr. A. Boucard read a paper in which he gave a list of the birds he had 
collected during a recent expedition to Costa Rica. The number of birds 
collected during his five months’ stay was about one thousand in number, 
representing two hundred and fifty species, amongst which were two new to 
science, Zonotrichia Boucardi and Sapphironia Boucardi of Mulsant, and 
many others of great rarity. 
Two papers were read by Mr. G. French Angas. The first contained 
descriptions of seven new species of land shells recently collected in Costa 
Rica by Mr. A. Boucard. The second contained the description of a new 
species of Latiawis, from an unknown locality, proposed to be called 
L. elegans. 
A communication was read from Dr. H. Burmeister, containing notes on 
Conurus hilaris and other Parrots of the Argentine Republic. 
A communication was read from Count Salvadori, in which an account 
was given of the birds collected during the voyage of H.M.S. ‘ Challenger,’ 
at Ternate, Amboyna, Banda, the Ke Islands and the Aru Islands. 
Professor Garrod read a paper on certain points in the anatomy of the 
* Momotide, in which he adduced facts substantiating their affinities with 
the Todide, Alcedinida, and other Piciformes. 
