INDEX TO SUBJECTS 
All new genera, new species and new names are printed in Capital type. 
Ants, 26, 39, 41, 81, 108 
Anurophorus asfouri, 60 
Anurophorus coifjaiti, 59 
Aphaenogaster rudis, 39 
Ballistura levantina, 70 
Ballistura schotti, 70 
Cephalic Glands in Gelastocoris 
(Hemiptera-Heteroptera) , 99 
Chalcosicya alayoi, 91 
Chemical Releaser of Alarm and 
Digging Behavior in the Ant 
Pogonomyrmex badius (Latreille), 
41 
Chemical Releasers of Necrophoric 
Behavior in Ants, 108 
Collembola of Lebanon and Western 
Syria. Part III. Family Isoto- 
midae, 59 
Distribution of Ant Species in New 
Guinea Rain Forests, 26 
Elizabeth Bangs Bryant, 1 
Endoptervgota, 115 
Eumolpidae, 91 
Fertilization in Thermobia domes- 
tica, 16 
Folsomia, 63, 69 
Folsomia Candida, 68 
Folsomia cavicola, 69 
Folsomia penicula, 65 
Folsomia quadrioculata, 63 
Folsomides americanus, 63 
Formica Slave-maker Raiding the 
Nest of a Mvrmicine Ant, 39 
Formica subintegra, 39 
Indo-Australian Species of the Ant 
Strumigenys Fr. Smith; Group of 
S. godeffroyi in Borneo, 81 
Inocellia pilicornis, 56 
Inocelliidae, 56 
Isotoma notabilis, 78 
Isotoma viridis, 78 
Isotomidae, 59 
Isotomina bitub erculala, 71 
Isotomina pontica, 71 
Isotomina salaymehi, 72 
Isotomuris palustris, 79 
Lepismatids, 20 
Metachroma bredeni, 94 
Metachroma cornutum, 93 
Metachroma grande, 98 
Metachroma mulipunctatum, 96 
Metachroma nanum, 96 
Metachroma zayasi, 92 
Mexican Snake-Flies (Neuroptera ; 
Raphidiodea) , 52 
Oogenesis and Fertilization in 
Thermobia domestica (Packard), 
11 
Patchy Distributions of Ant Species 
in New Guinea Rain Forests, 26 
Pogonomyrmex badius, 41, 108 
Proisotoma minima, 70 
Proistoma minuta, 69 
Protoperlaria, 115 
Pseudisotoma anamola, 76 
Rain Forests, 26 
Raphidia Americana, 54 
Raphidiidae, 52 
Relationship of the Protoperlaria 
and the Endopterygota, 115 
Snake-Flies, 52 
Some New West Indian Eumolpid 
Beetles, 91 
Strumigenys dyak, 81 
Strumigenys forficata, 86 
Strumigenys indag atrix , 86 
Strumigenys mjoebergi, 83 
Strumigenys sublaminata, 84 
Tetracanthella pilosa, 63 
Thermobia domestica, 11 
Vertagopus aborea, 74 
Vertagopus ciliatus, 75 
133 
