Index to Vol. XVIII. 1307 
araphia deplanaria, larva of, 935- 
Osars, 756. i 
ate a 
Osborn, Henry Leslie, molluscan steele, 
ag ere ee rh eee 
a) : 
1271. 
Osmorrhiza ongina 784. 
Osphranter rufus, 11, 12. 
Ostrich farm ın California, 222, 
Ottawa Field Naturalists’ Club, 1182. 
vertebr: ates and invertebrates, 81, 
309. 
Owl, = 
Ox, 4 
Oxide. ricci: natural, 619. 
Oxyzna, 80, 481. 
Oxyenide, 261, 480 
Oxytropis, 1044. y 
Oyster, 
200 
artificial fertilization of, 315. 
rowth of shell of, 834. 
Ozokerite, 419. 
sri exhalation of, by flowering plants, 337, 
pacit island, 813. 
d, A.S., aspects of the body in verte- 
brates and arthropods, 855. 
bees, Ps wasps, etc., of La ‘brador, 
I2 
do Labrada dogs bark? 1063. 
egg-laying ha e of the egg- 
eia of the canker worm, 
wee JDE habits of maple-tree 
borer, 1151. 
habits of àn “ag Pyralid 
, cate rpillar, 
larch worm, 293. 
life- Soe of Lochmzus tes- 
sella 
lifehisiories of some geometrid 
moths 
Mamestfa picta, hist story of, 1266. 
orn 
(Monohammus confusor), 
nature of liver of arachnids, 
origin rat bee’s cells, 1268. 
ur Aryan ances tors, gerne 
con ve arachnids, 202. 
hs, 632 
spruce-bud tortrix, 425. 
— _— sciences 
gustiorata, 10 
transformations Se Nola, 726. 
Weismann’s perpetuity of life, 
Palzolithic implements of es Jersey, 757- 
rhe 322 
Pulactinthes ar, arate, 178. 
Palzontology, N. ‘American, in 1883, 385. 
Palmas 480. 
» 719. 
é 
Panis 23, 917 
oe haliaétus, 212. 
Pamhét, orade. ‘Gaosiornek of, 945» 
Pastolaibant bai 
Possifiocn gracilis, 880, 
nearnata, 820. 
Patagonia, Roce ay ate 178. 
Patriofelis ulta, 48 
Peale, Titian R. ' Tabor-saving fis mens da cS 
men ignorant of fire, 2: 
Pebrine, 517. 
Peccary, sas 
Pedicularis canadensis, fertilization of, 822, 
Pelagic ork tof segje lakes, 939. 
larva, n 305. 
Pascoe eae 
cosauria, 1253. 
s ancestors of mammals, 1137. 
Pennatulidz 
Pen nsylvania, ‘cology of, 398. 
ted area of, 759. 
Pen orang as art 
Perak, 
Per renyi a s fuid, 558. 
As otis, 12. 
Periptychidz, 793. 
Poin ches *carinidens, $o 1, 802. 
coarctatus, 
rha abdodon, 792, 794, 795, 798. 
Permian, 1258. 
fauna of Bohemia, 282, 
formation, 287. 
Pa pig hairich of, 26, 
Perihostoma, 14, 251. 
Pestalozzia myricæ, 70. 
etrel, Wilson’s, 1016. 
Pewee, set 
Phalangist 
Phenacodontid, 793» a 
pri maeut, Pi, 893» 
puer 
ormani, 701, Jr, 893, 899. 
Philadelph 303. 
Philippines, a om races of, 1066; 
Phillipsia, 
Ph legmacera cavicolens, 203. 
Phoca groenlandica, 1227. 
Phosphorites, 1 038. 
Phyllopoda, foss l, 62. 
Phyllosticta spony sae 
Ao drag a 78. 
Physa humerosa, 851. 
Ligier ogical inquiries, 1067. 
Pile-dwellin ngs, 961. 
Pitch-pipes, ancient Mexican, 498. 
Pithec tay 282. eae. 
ityophis sayi var. 19. 
Plaginslacide, 687 687, 695. 
Planarians, mode of preserving, 1068. 
Plants, cultivated, origin of, 611, 
exhalation of ozone by, 337° 
fossil, 413- 
fossil, of Greenland, 615. 
Platyarthra, 1119. 
Platygaster, 292- 
| Pluteus, ae 431. 
34 
Podasocys montanus, 208. 
Podophyllum versipelle, 190. 
