316 PROCEEDINGS OF SOCIETIES. 
Mr. F. H. Ward: Section of corn from toe, cornea of pig, and 
Toenia grandis, stained. 
Mr. Tuffen West sent some very beautiful drawings of the fol- 
lowing objects. 
List of Drawings. 
Zoea, from Indian Ocean. Sarcopsylla, from fowl, Ceylon. Nyc- 
teribia, vampyre bat. Nycteribia, details. Nycteribia, winged, from 
Ceylon. Larva, Meloée. Acadus destructor. Acadus plumosus. <Aca- 
dus from Hydrometra. Pachygnathasp. Acarus (new?) from moss. 
Tetranychus from rosebush. Acarus from chaffinch. Acarus from 
tropic bird. Listrophorus. Uropoda, miniature. Uropoda, mature. 
Uropoda from bat. Hypopus from bee. Gamasus from fly, sheep, 
ferncase, English snake. Pteroptus, Ceylonese bat. Argas foliaceus. 
Argas Fischerii. Iaodes from tortoise, boa constrictor, Indian snake, 
black bear, dog (I. Dugesii?), elk, ferret (I. ricinus), Indian goat- 
herd, ox, South America (I. nigua), ‘unknown tortoise (rostrum). 
Donations to the Library and Cabinet since April 4, 1877: 
From 
Nature. Weekly . 2s se: (es [issn piss. ce ss) ts eee peepee 
FATheRenmM; eWeekly os. 6 scy de" ates as, Wes) eee Ditto. 
Society of Arts Journal .. Society. 
Report and Abstract of Proceedings of the Croydon Mieroscopi- 
cal Society, 1876 ae Ditto. 
Bulletin de la Société Botanique de France. 2 parts he Ditto. 
Description of Selected Specimens sent to the International 
Exhibition at a eo 1876, ib, the Medical mete 
ment, U.S. Army .. . Department. 
Smithsonian Report, 1875 Institution. 
3 Slides prepared by Dr. Christopher J ohnstone, “of Baltimore Dr. Johnstone. 
Watter W. REeEvEs, 
Assist.-Secretary. 
Mepicat MicroscopicaL Society. 
Friday, March 16, 1877.—Henry Power, Esq., President, in the 
chair. 
Adeno-Sarcoma from Nose.—Mr. Crook exhibited a specimen of 
this disease, removed on two occasions from the nose of a girl. The 
growth itself presented glandular structure, small cell growth, and a 
very large quantity of blood-vessels. He remarked upon its peculiar 
situation, viz. on the floor of the nose, at its junction with the 
septum. 
Cochlea in Birds.—Dr. Urban Pritchard described and exhibited 
specimens of the cochlea in birds, particularly that of the magpie. 
He described it as a short straight tube, ending in a cul-de-sac, and 
not spiral as in mammals; and when examined in transverse section 
it presented on one side a quadrilateral cartilage and on the other 
a triangular one (= the ligament of the cochlea in mammals). 
Stretched between them were the Membrana tectoria, and M. Basi- 
laris, enclosing the organ of Corti. 
The auditory nerve ran up the length of the cochlea, adherent to 
one wall; on section, the ganglion-cells could be seen in between the 
