INDEX TO SUBJECTS 
All new genera, new species and new names are printed in capital type. 
Additional Notes on the Orb-Weaver 
Genera Araneus, Hypsosinga and 
Singa North of Mexico, 265 
Alectoneura europaea, 15 
Alectoneuridae, 15 
Anconeura havlatai, 10 
Ancoptera permiana, 12 
Ancopteridae, 10 
Anommatus duodecimstriatus, 140 
Araneus abigeatus, 269 
Araneus apache, 270 
Araneus illaudatus, 268 
Arcioneura juveniles, 9 
Arcioneuridae, 8 
Argiope aurantia, 29 
Argiope trifasciata, 29 
Arphia sulphur ea, 324 
Ascalaphid, 304 
Behavior During Swarm Movement 
in Stelopolybia areata, 259 
Benzoquinones in African Millipeds, 
78 
Biological Notes on Ocypus olens, a 
Predator of Brown Garden Snail, 
with Descriptions of the Larva 
and Pupa, 292 
Bittacus ‘validus , 303 
Black Swallowtail Butterfly, 109 
Botrodus estriatus, 145 
Brathinus calif ornicus, 63 
Brathinus varicornis, 63 
Cauloptera colorata, 4 
Caulopteridae, 4 
Cerastipsocus, 244 
Cerylcautomus floridensis , 154 
Cerylon calif ornicum, 158 
Cerylon castaneum, 158 
Cerylon conditum, 159 
Cerylon distans, 161 
Cerylon unicolor, 162 
Conomyrma fla-vopecta, 306 
Conomyrma insana, 306 
Cremastocheilus armatus, 283 
Crematogaster,~2(i 
Description of the Developmental 
Stages of the Mite Predator, 
Oligota oviformis Casey, with 
Notes on the Osmeterium and Its 
Glands, 181 
Enisoptera simplices, 14 
Enisopteridae, 13 
Eremopsocus crassicornis , 252 
Eremopsocus infumatus, 251 
Eremopsocus nigripes, 254 
Fishfly, 81 
Formicine ants, 67 
Genus Eremopsocus McLachlan: 
Distinction from Cerastipsocus and 
Review of Species, 244 
Glypholoma pustuliferum, 54 
Grooming Through the Reproductive 
Cycle in Male Sinella coeca, 359 
Halictid nests, 74 
Han a filia, 7 
Hana lineata, 8 
Hanidae, 6 
Haploglenius luteus, 304 
Hexacentrus mundus, 315 
Histology and Function of the Venom 
Gland in Formicine Ants, 67 
Hydrogen Cyanide Production in 
North American and African Poly- 
desmoid Millipeds, 20 
Hylaeus, 74 
Iiypodacne punctata, 139 
Hypsosinga funehris, 273 
Hypsosinga pymaea, 27 3 
International Union for the Study 
of Social Insects, 314 
Lapethus discretus, 156 
Lapethus striatus, 156 
Larropsis chilopsidis , 275 
Larropsis vegeta, 275 
Lathrimaeodes pustulipenne, 53 
Lynx Spider Genus Oxyopes in 
Mexico and Central America, 189 
Macromischoides, 26 
Mallada basalis, 172 
371 
