Subfamily Acanthonychinae 181 



Genus Mimulus Stimpson 183 



M imulus foliatus Stimpson 183 



Genus Pug ettia Dana 186 



Pugettiaproducta (Randall) 188 



Pug ettia richi Dana 193 



Pugettia gracilis Dana 196 



Pug ettia dalli Rathbun 199 



Pugettia hubbsi, n. sp 202 



Pugettia venetiae Rathbun 204 



Genus Taliepus A. Milne Edwards 207 



Taliepus nuttalli (Randall) 208 



Taliepus dentatus (Milne Edwards) 211 



Taliepus marginatus (Bell) 214 



Genus Sphenocarcinus A. Milne Edwards 217 



Sphenocarcinus agassizi Rathbun 217 



Genus Leucippa Milne Edwards 220 



Leucippa pentagona Milne Edwards 220 



Genus AcanthonyxLatreiUe 222 



A canthonyx peliveri Milne Edwards 223 



Genus Epialtus Milne Edwards 227 



Epialtus minimus Lockington 228 



Epialtus sulcirostris Stimpson 231 



Genus Epialtoides, n. gen. 233 



Epialtoides Ziiltoni (Rathbun), n. comb 234 



Epialtoides paradigmus, n. sp 237 



Epialtoides murphyi (Garth), n. comb 239 



Genus Eupleurodon Stimpson 241 



Eupleurodon trifurcatus Stimpson 241 



Eupleurodon peruvianus (Rathbun) 243 



Eupleurodon rathbunae Garth 247 



Subfamily Pisinae 248 



Genus Scyra Dana 251 



Scyra acutifrons Dana 252 



Genus Loxorhynchus Stimpson 256 



Loxorhynchus grandis Stimpson 257 



Loxorhynchus crispatus Stimpson 260 



Genus Chorilia Dana 263 



Chorilia longipes Dana 263 



Chorilia longipes turgida Rathbun 263 



Genus Pelia Bell 268 



Pelia pulchella Bell 269 



Pelia tumida (Lockington) 271 



Pelia pacifica A. Milne Edwards 274 



ix 



