ARMITAGH, Capt. PERoY. 
Exhibition of, and remarks upon, two mounted 
heads of the Panolia Deer (Cervus eldi), obtained in 
NGO WER VARMA ete i tena cre 6 0:3 \so ound oe 
Barty, Josury S., F.L.S. 
Descriptions of new South-American Coleoptera 
of the Genus Diabrotica ...........eceveeeeeee 
Batrour, Francis M., M.A., F.R.S., Fellow of Trinity 
College, Cambridge. 
On the Evolution of the Placenta, and on the 
possibility of employing the characters of the Placenta 
in the Classification of the Mammalia .......... 
On the Development of the Skeleton of the Paired 
Fins of Elasmobranchii, considered in relation to its 
Bearings on the Nature of the Limbs of the Verte- 
brata.) .(Plates LVI. & LVL): ~.... 2. ones 
BaRDELEBEN, Professor Karu. 
On the Prepollex and Prehallux, with Observa- 
tions on the Carpus of Z'heriodesmus phylarchus. 
RO i BRONCO I Teo Abii) oes Secs < x:0,0 5 RMON 
Barker, Davip Wixson, F.Z.S., F.R.G.S. 
Exhibition of, and remarks upon, some specimens 
of Teredos taken off the Brazilian coast .......... 
Baron, L., L.M.S. Missionary. 
Notes on the Habits of the Aye-aye of Mada- 
gascar in its Native State.......5......ceee++e 
Barrrerr, AprawAM Dun, A.L.S., Superintendent of 
the Society's Gardens. 
Remarks upon the Habits of the Darter (Plotus 
COTO Voor Re cre +) g scatees 9S <b gin ah spf RR my 
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