VI 
Psyche 
Nesticus cellulanus, 135 
Nesting* Habits of Bombus 
medius, 166 
Nymphalidae and Lycaenidae, 70 
Orchestina saltitans, 132 
Panama. Peripatus from, 111 
Peripatus ( Macroperipatus ) 
geayi, 111 
Phalacromyia bipunctata, 157 
Pisauridae, 134 
Precis zonalis, 70 
PSUEDOVOLUCELLA APIMIMA, 154 
PUREN IMBELLIS, 102 
Roach, female reproductive 
system, 1 
SALPINGOGASTER PESSULAGYNA, 
Schizodia, 37 
Sitticus pubescens, 143 
Spider Fauna of New England, 
129 
Stizus, 171 
Stizus brevipennis, 176 
Stizus iridis, 171 
Stizus occidentals, 176 
Stizus t exanus, 178 
Stenocotidae, 121 
Sumatran “Trilobite Larva”, 24 
Syrphidae, Mesogramma, 45 
Syrphidaa, new species of, 149 
Syrphus melanostomoides, 149 
Tapinesthis inermis, 131 
Tetraopes femoratus, 169 
Thanatus peninsulanus, 137 
Thoracic Ganglia of Ephestia 
kuehniella, 123 
Thymbridse, 119 
Trilobite larvae, 24 
Utah, Stizus from, 171 
Vespines, Colonies, 16 
VOLUCELLA NITIDITHORAX, 155 
VOLUCELLA PALLIDITHORAX, 156 
West Indian Carabidae, 10 
