Index. 
Nomenclature, 219, 88 
Norse m ythology, tig 
North Cacclinn, iron parenente in an ancient 
min 
‘athooate of, 75, 380. 
Nyassa multiflora in Maine, 134. 
Objectives hbo 9 sag 1029. 
Ohio, archz of, 7 
Canoneier ihecebrosa, 367. 
a ce 
Ophi 319- 
» 984 
ang, 655. 
Orang ou 
Orch Oe 316. 
Osborn, He hamulatus, 88r. 
. Herbert, tood habits of Saperda cretata, - 
Os Sore , Ne hie ie squid, 366. 
arta vitality of, 3 
Owl, b bea 
an se 209. 
eet 209. 
Oyster, breeding habits of, 57. 
Packard, A. S., Jr., and E. D. Cope, fauna of 
Nickajack’ cave, 897 
Packard, A. S. Jr., bain - locust, 285, 372. 
arval stages ad fiddler 
ge and Alpheus, 784. 
fossil Perea’ Crustacean, 
49 
fossil Tertiary crayfish, 832. 
locusts in Mexico, 1 S78 re 
fauna of Luray a ew 
Market caves, eee a, 
pro rebabe cause of the 
gevity of turtles, on 
Sco —— rella its posi- 
in na’ ante s 
et nasag. et ied A ae a Seats in 1880, ae 
Palmer, E , cial stone of the City 0 Mex- 
ico, 752. 
Paltostoma —— 567. 
Papilio philenor, 327. 
Parasite, sheep, Torr, 
Parasites in viscera of birds, etc., 143. 
Regt green, 82r: 
‘arkinsonia torreyana, 82. 
Paroides flaviceps, 217. , 
—— , 849. 
Penicillium, 133. 
Pennsylvania, geol 
Puccedes ts tree sa eg 
Pe eicecgrasa ie © anew type oe IOLT. 
diplarthra, new gents of, tors. 
Perkins, G. H., on arc of Vermont, 425. 
Permian formation - New ag oom 
tes, catalogue of, 162. 
Phanopepia n = aa ucing eggs, 8 
A te ja cy hes, oe me 
mae 5 29 
Pholicned shires . 496 
Phylloxera, 238, 483, 82x, 1011, 1012. 
hy mus punctat 
Pieris monuste, 577- 
Pinus banksiana, 316. 
aberti, 221. 
fuscus, 212, 
Pe serpin oe 212" 
cher plant, 
As "cotati of i 
ion ©} species, 793- 
Plants, bacteria the pea age ye? a. in, 527. 
Caruel’s system of, 803. 
mans OG 
fossil, 22: 
number of existing species, 173. 
of movements in, 729. 
104I 
Plethodon zneus, 878. 
Poison, microscopic ‘est for, 1029. 
Dp 
mbea 
Polistotrema down 320. 
A: ollen ~ — rabundance of in Indian corn, 1000, 
opu 
—— ‘eemont y86. 
eae 28. 
39- 
amelus, , S47- 
ay 
" 
75 
Prony ulin 29. 
pub = 39. 
Protohippus, 5 
Psaltriparus reader 2I 
Psocina, structure of eet in, 1013. 
Ptilodus ees g22. 
Pueblo IAdians, 824. 
potte 
wo! ko ne Rg 754- 
Pumpkin, —s © of, x 
Pyohagoniiss, 34 
Pyrethrum, 245, $569, 7445 om 
— 177- 
scalus zeneus, 810. 
au, ache iy ay stone drilling, 536. 
sooo 
Red pei st 
Renilla, 
Retarded development in insects, 1007. 
—— to wild state, effects of in domestic 
animals 
Reynolds, A. Mt, breeding habits of blue bird, 
478. 
loonie virginica, 898. 
Spree 4 merki 
izo . 237, 596. 
Rhubarb, 82. 
Rice ea : enemies of, 148, 751- , 
Ril ro Vv. * Cramps vulgivagell 
ey, rambns vagellus, gt4. 
atid al habits of bee flies, 438. 
on Pyrethrum, aor 
paadiok ier army worm in New York, 
Ric iw fly, 150. 
Roc! y moinains, ancient ge a as : 
Rodent of 
ng Indian 
Rubbe: prodicog tre 
Rusby, > By etme Bp of tree growth, 550. 
Sacrificial stone of Mexico, 752. 
land-l ked li ttle red, 8r4. 
oc Ertilization of by birds, 26s. 
i a tangs 1022, 
