Pardosa desolatula, 83 
Pardosa fastosa, 80 
Pardosa guadalajana, 99 
Pardosa hamifera, 79 
Pardosa littoralis, 9 1 
Pardosa longovulva, 100 
Pardosa maria i.uisae, 101 
Pardosa ma yana, 84 
Pardosa milvina, 97 
Pardosa parvula, 90 
Pardosa pauxilla, 94 
Pardosa portoricensis, 95 
Pardosa sagei, 80 
Pardosa saltonia, 92 
Pardosa saxalilis, 87 
Pegoscapus assuetus, 269 
Pegoscapus jimenezi, 269 
Persistence of role in workers in Pogo- 
nomvrmex, 251 
Phenology and life history of Neriene 
radiata, 267 
Photimus collustrans, 1 53 
Pier is protodice, 141 
Pieris rapae , 1 6 1 
Philotarsidae, 309 
Phvmata fasciata, 193 
Pogonom vrmex badius, 25 1 
Polistinae, 237 
Polvergus, exocrine gland, 225 
Procryptocerus scabriusculus, 1 7 1 
Production and use of secretions by 
male Pieris, 141 
Pseudotarsidae, 309 
Recently recognized types of some 
Homoptera, 133 
Relationships among philotarsid and 
pseudotarsid Psocoptera, 309 
Revision of the MHvina group of Par- 
dosa, 67 
Slave-raiding ant, 225 
Sobarocephala, 119 
Solenopsis invicta, 319 
Types of Homoptera described by Asa 
Fitch, 133 
341 
