1918.] 



NATURAL SCIENCES OF PHILADELPHIA. 



367 



INDEX TO GENERA, SPECIES, ETC., DESCRIBED OR 

 REFERRED TO IN THE PROCEEDINGS FOR 1918. 



Species described as new are indicated by heavy-faced, synonyms by 



italic numerals. 



Abracris caeruleipennis 183 



dilecta 183 



Abron 335 



Abudefduf antjerius 54 



melanopselion 58, 59 



parasema 56 



philippinus 54 



Acantheremus elegans 198 



Acanthias 337 



Acanthoderma 337 



Acanthodes 337 



Acanthodis aquilina 196 



consanguinea 196 



Acanthoessus 337 



Accipiter bicolor 249 



collaris 249 



velox 249 



Acerina 337 



Acheta assimilis 314- 



Achiropsis 343 



Acontiothespis eximia 165 



Acrodon 337 



Acrodus 337 



Acrydium seneo-oculatum 183 



flavo-lineatum 184 



punctatum 169 



Actitis macularia 245 



Adiapneustes 337 



Aegialitis collaris 245 



semipalmata 244 



Agoreion 337 



Ainia 344 



Alazon 336 



AUotettix peruvianus 167 



Amaurospiza concolor 275 



Amazona autumnalis salvini 251 



farinosa inornata 251 



ochrocephalus panamensis 251 



Amazilia 255,256 



tzacatl tzacatl 255 



Amazilis 255,256 



latirostris 255 



Amblycercus holosericeus 280 



Amia melas 17 



radcliffei 25 



savayensis 27 



sealei 20 



wilsoni 22 



Ammocrypta 344 



Analithis 336 



Anaplecta 145 



bivittata 145 



replicata 144 



Anaplops bicolor 261 



Anas platyrhynchus 247 



Anastomus 337 



Anaulacomera nodulosa 195 



Anaxipha augusticollis 214 



aptera 220 



cayennensis 221 



conspersa 215 



esau 214 



fistulator 225 



incompta 222 



minuta 220 



nitida 221 



paraensis 222 



simulacrum 217 



smithi 220 



stramenticia 227 



tibialis 222 



variegata 221 



Ancylodon 337 



Anepistomon 338 



Angela quinquemaculata 1 66 



Anodonta dejecta 329 



Ansonia • 337 



Anthoscenus longirostris longiros- 



tris ; ;■- ;• 256 



Anthracothorax nigricollis nigri- 



coUis 256 



Anthus parvus 273 



Antrostomus rufus rufus 253 



Anurogryllus muticus 209 



Aoria 341 



Apaches 338 



