MEMOIRS OF THE NATIONAL ACADEMY OF SCIENCES, 
291 
Oregonensis 
Ornata 
Packardii 
Palla 
Palmii 
Pania 
Perangulata 
Porophoroides 
Perspicua 
Pheosia 
californica 
dosclierei 
dictipa 
dimidiata 
portlandia 
Phya 
Pluraosa 
Portlandia 
Psoudothyatira cyinatopboroides 
Pulverea 
Punctata 
Puntagorda 
Pygaerinae 
QulnqaeUuea 
Kcatipcnnls 
Kidenda 
Kimosa 
Iliversii 
Pobusta 
Kupta 
Salicis 
Schizura 
apicalis 
badia 
concinna 
exiniia 
ipomeaj 
leptinoides 
nitida 
perangulata 
unicornis 
Stitiscripla 
Page. 
I4r> 
124 
183 
124,133 
106,116 
263 
Wi,S]0 
186 
106.1/7 
141,157 
158 
1*58 
158 
158 
158 
188 
248 
158 
108 
249 
174 
174 
104 
90 
194 
93.94 
158 
212 
llG,Ji.9 
93,94 
212, SIS 
183.192 
193,203 
193,194,208 
193, 194, 2/S 
193,194,2/0 
193, UJ4, 207 
... 193,194, /OO, 207 
208 
193,2/0 
193, 194. 202, SOS, 207 
276 
Page. 
Seirodonta 183, 217 
bilineata S28 
Semiplaga 235- 
Semirufescens 203 
Septeutrionis 90 
Signata 177 
Signidcata {Heterocampa) 208- 
Siinplnria 167 
SloasoniiD 96, .97 
Sobria 230 
Specifica 124 
Stauropv4i f 220 
Stauropus viridescens 235 
Stragala 165- 
Strigosa 124, 125, 130 
Subalbicans 214 
Subrotata 252 
Superba 252 
Symuieyisla 141 , 177 
albicosta 179 
alblfrons .* 179 
inandela 178 
packardii 183 
Tadana cinerascens 223- 
Telifer 194, /£?5 
Tessella 257 
Tbyatiroides 177 
Torrefacta ..w^. 100' 
Tortuosa 153 
Tripartita 177 
Trouvelotii 242 
Turbida 218 
Umbrata 249' 
Unicornis 193, 194, SOS, 207 
Van 125 
Venus 187 
Virgata 189 
Viridescens 235 
Xyliiia signata 177 
Xylinodes 183, 188' 
lignicolor /SO. 282 
virgata 189* 
