Coniopteryx dorsicornis, 183 
Coniopteryx forcipata, 185 
Coniopteryx meinanderi, 186 
Coniopteryx quadricephala, 188 
Coniopterygidae, 181, 259 
Coniopterygidae of North America, re¬ 
view, 259 
Copulation in Nezara viridula, 325 
Defensive function for stabilimenta of 
orb weaving spiders, 13 
Description of a new wolf spider, genus 
Pirata, 193 
Dictyna, 211 
Didactylomyia longimana, 338 
Dismorpha amphiona beroe, 171 
Dysodia sica, 121 
Echinoleridon cartum, 177 
Ecological history of Baetisca berneri, 39 
Edge effect in Schizocosa, reassessment, 
231 
Erratum, 141 
Functional monogyny, sexual behavior, 
and karyotype of Leptothorax pro- 
vancheri, 1 
Gaullea, 79 
Generic differences among spongilla-fly 
larvae, 305 
Karyotype of Leptothorax provancheri, 
1 
Kleptoparasitic cecidomyyid, 337 
Kleptoparasitic flies, 337 
Life history of Dismorpha amphiona 
beroe, 171 
Life history of Dysodia sica, 121 
Leptothorax muscorum, 199 
Leptothorax provancheri, 1 
Lorochrysis, 76 
Male of Echinotheridon, 177 
Malios, 211 
Mallos gregalis, 59 
Morphology of sternal glands of Polisles, 
49 
Mastophora dizzydeani, 144 
Nasutitermes corniger, 231 
Nasutitermes ephratae, 231 
Natural history of Bolas spider, 143 
Neochrysis, 77 
Neotropical arboreal termites, 231 
Nest architecture of Nasutitermes, 235 
Nest guarding by male sphecid wasps, 21 
Nesting biology of Oxybelus sericeus, 21 
Nest of Vespa affinis, 299 
Nests and prey of Pison, 221 
New species of Coniopterygidae, 181 
Nezara viridula, 325 
Orb weaving spiders, 13 
Observations on the web and behavior of 
Wendilgarda, 93 
Palaeotherates analis, 109 
Paramyia nitens, 340 
Pirata canadensis, 194 
Pison ignavum, 224 
Pison marginatum, 225 
Pison rufipes, 221 
Pison spinolae, 225 
Pison westwoodi, 224 
Polisles, 121 
Polistes canadensis, 49 
Polistes fuscatus, 49 
Predation by Argyrodes on spiders, 349 
Provisioning behavior of Ammophila 
aberti, 249 
362 
