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Brewster, W—Bird Migration, Memoirs Nuttall Ornithological Club, 1886. From 
the author 
Warrin C. B. —Gyrating bodies. An empirical mai Read before the Scien 
tife. section of Vassar Inst., 1885. From the a 
Dürigen Bruno, UaRrehpdiiniscke Zierfische, 1886. eae the author. 
Lydekker, SE and Narbada Equidæ. Mem. Geol. Surv. ndis, Ser. X, 
Vol. 11, 
Vanderveer, = ee wae supply of cities and villages. Anniv, add. bef. Medical 
Soc, State of N. Y., Feb. 31 pact From ahe aut 
AKC 
History Survey of Cada to Der. 31st, ors From the au 
Weter; Max.—Studien oe Pg OM i zur Frage nse bei Ursprung 
der Cetaceen. Jena : rom the a 
Baur, G.—Bemerku ungen Saur dll ces Tohirin ai Sep.-abd. a. d. 
Zool. Anz., 1886. From thea 
Williston, S. W. —Ueber Or aN Kn tig 8 From the author. 
Butler, A. W.—Obs servations on the muskrat. Ext. Proc. Amer. Asso. Adv. Sci 
——A list of the birds observed in Franklin ers p 1886. Both k 
he author. 
Gilbert, G. K-The sufficiency of nec aronga for the deflection of streams. 
Nat. Acad. Sa Vol. 111. From the 
Cope, £. D.—On one a of the ste Vertebrata. Read bef. Amer. 
oe 
oode, G. B.—The re ees s and fishery industries of the United States. Section 1. 
> we z useful kiaat animals. Text and plates. From the U. S. Fish 
ommis 
The kirim nings of naturabhistory in America. Address delivered at the sixth 
anniv. of the Bio ological Society of Washington, 1886. From the author, 
-—Osteology of the Mammalia. 3d edition, 1885. From the author. 
Riley, C. V.—Fourth pepo of the U. S. Entomological Commission, with final 
report = the cotton-worm and a chapter on the boll-worm, 1885. From the 
ept i 
Bonney T. G — —Anniversary address ssa before the Geological Society of Lon- 
don, Feb. 19, 1886, From the au 
Shufeldt, R. W.—Contribution to the D osteology of the Trochilidæ, A 
ei and Cypselide. Ext. Proc. Zodl. Soc. of London, 1885. Fro 
e 
Ryder, J. A.—On the seven of aig osseous fishes and of the Atlantic 
xt. Proc. U. S Nat. Mus., 1885. 
~ On an. unusual relation x the no tochord to the intestine in the chick. Am. — 
Nat. extra, April , 1886. Both from the anthor. 
Judd, J. w. Pubes ae relation of a reptiliferous sandstone of Elgin to the Upper 
Old Red sa Ext y. Soc., 1885. From the author, 
H.—On ae structure anid nine of the spheridia of the Echinoidea. Rep. 
Quart. Jour. Micro. Sci., Nov. , 1885. From the author, 
Ceinite, H. B, —Zur Dyas in Hed. 1886. From the author. 
Packard, A. 5. —Discovery of the thoracic feet in a Carboniferous Phyllocaridan. 
Rea ead bef Amer, Philos. Soc. Feb. 
b. 5,1 
Memoir of Jeffries Abed Bin aoe Read bef. the Nat. Acad. April 18, 
1878. Both ote the a 
MacKay, A. By (ee ea pe sponges from Nova Scotia and Newfoundland. 
Ext. Canad dian pys of Science, 1886. From the author. 
Nat, ‘Sip oo ig a an and membership of the N. A. S., 1886. From 
Hitchcock, 2 my he 2 Ses ann. rep. of the professor of pons oe and hygiene 
mherst College, June, 1886. From the author 
