595 
Phyllocnistis, 507. 
Phytocoris, 575. 
Pinus serotina, 506. 
Plasmopara ribicola, 183. 
Platyceras niagarensis, 291. 
Platycerura, 494. 
Platynus, 468. 
Platypterna deaniana, 118. 
delicatula, 118. 
digitigrada, 118. 
recta, 118. 
tenuis, 118. 
varica, 118. 
Platystrophia, 318. 
regularis, 313. 
Plectropterna angusta, 119. 
elegans, 121, 122. 
gracilis, 119. 
lineans, 119. 
minitans, 119. 
Plesiornis asqualipes, 118. 
giganteus, 118. 
mirabilis, 118. 
pilulatus, 118. 
quadrupes, 118. 
sp., 118. 
Pleurotomaria labrosa, 289, 348. 
Podosphaera oxyacanthse, 185. 
Polemarchus gigas, 119. 
Polygonum amphibium, 188. 
aviculare, 186. 
Populus balsamifera, 190. 
monilifera, 190. 
tremuloides, 190. 
Potentilla gracilis, 189. 
norvegica, 189. 
pennsylvanica, 189. 
Prestwichia longispina, 212. 
Productella hirsuta, 505. 
hystricula, 505. 
newberryi. 505. 
rarispina, 505. 
Productus horridus, 505. 
longispinus, 505. 
nebrascensis, 505. 
Proetus, 273. 
Protenor, 578. 
Protichnites, 77. 
Prunus, 185. 
americana ?, 187. 
virginiana, 185, 523. 
Psiloceras, 17. 
caliphyllum, 18. 
planorbe, 18. 
Psoralea argophylla, 186. 
lanceolata, 185. 
Psychomorpha, 513. 
Pteraster, 110. 
Pterichnus centipes, 119. 
Pterostichus, 468. 
Pterostoma, 559. 
Ptilodictya expansa, 327. 
famelicus, 329, 351. 
farctus , 328. 
rudis, 329, 351. 
Ptilophora, 559. 
Ptychophyllum ipomea, 342. 
Puccinia amorphse, 187. 
andropogi, 189. 
anemones-virginianae, 186. 
angustata, 188, 
arenaria, 186. 
asteris, 187. 
balsamorrhizae, 188. 
caricis, 188. 
cladophila, 188. 
convolvuli, 188, 
Puccinia coronata, 189. 
emaculata, 189. 
epilobii, 187. 
fiosculosorum, 188. 
galiorum, 187. 
gentianse, 188. 
graminis, 189. 
grin deli £e, 187. 
helianthi, 187. 
jonesii, 187. 
kuhnias, 187. 
malvastri, 186. 
menthse, 188. 
mirabilissima, 186. 
petalostemonis, 187. 
phragmitis, 188. 
pimpinellas, 187. 
plumbaria, 188. 
polygoni-amphibii, 188. 
pruni-spinosEe, 187. 
rubefaciens, 187. 
rubigo-vera, 1§9. 
stipae, 188. 
tanaceti, 187. 
tomipara, 189. 
variolans, 188. 
vexans, 189. 
violae, 186. 
xanthii, 188. 
Putnam, F. W. Obituary notice of 
Charles L. Flint, 199; of Samuel 
Kneeland, 38; remarks on paleo- 
lithic implements, with figs., 157; re- 
marks on early man in America, 468. 
Quebec, Canadian geological classifica- 
tion for, 54, 216, 357. 
Quercus coccinea, 190. 
Rachura venosa, 212. 
Ranunculus cymbalaria, 184. 
Raphia, 494. 
Rattlesnake, evolution of, 170. 
Report upon the geology of Vermont, date 
of the publication of, 33, 83. 
Rhepocoris, 578. 
Rhinocerophis ammodytoides, 178, 
Rhinopora lrondosa, 334. 
verrucosa, 332. 
Rhus toxicodendron, 185. 
Rhynchonella acinus, 318, 351, 
bidens, 318. 
bidentata, 318. 
borealis, 318. 
decemplicata, 320. 
formosa, 321. 
indianensis, 321. 
janea, 316. 
neglecta, 317, 348. 
plicatula, 315. 
salteri, 321. 
scobina, 318. 
stricklandi, 348. 
tennesseensis, 348. 
whitii, 319. 
Ribes floridum, 184. 
hirtellum, 184. 
rubrum, 184. 
Rcestelia lacerata, 190. 
Romingeria vannula, 338. 
Rosa, 184, 189. 
Rosella antarctica, 45. 
Rubus nutkanus, 189. 
strigosus, 189. 
Rudbeckia laciniata, 183, 186, 
