CONTENTS OF VOLUME IV. 



PAGE 



Notes on African Myrmeleonidae. Nathan Banks 1 



The Lithobiomorpha of the Southeastern States. Ralph V. Chamberlin . . . 32 

 Notes on the Synonomy of the Genera Included in the Tribe Lachninae. 



H. F. Wilson 51 



Summary of the Food Habits of American Gall Midges. E. P. Felt 55 



The Structure and Systematic Importance of the Spermatophores of Crickets. 



J. P. Jensen 63 



Notes on the Life History of the Larch Case-Bearer (Coleophora Laricella). 



Glenn W. Herrick 68 



Further Biological Notes on the Colorado Potato Beetle Leptinotarsa 



10-lineata Say. A. A. Girault and James Zetek 71 



Minutes of the Minneapolis Meeting. J. G. Sanders 84 



Mayflies of Fall Creek. Anna H. Morgan 93 



Announcements of Further Results Secured in the Study of Muscoid Flies. 



C. H. Townsend 127 



Robberflies of the Genera Promachus and Proctacanthus. J. S. Hine 153 



Locomotion of the Larva of Calosoma Sycophanta. A. F. Burgess 178 



Notes on the Pear Slug. R. L. Webster. .' 181 



The Mechanism in the Hatching of the Walking Stick Diapheromera 



Femorata Say. H. H. P. and H. C. Severin. 187 



Some Suggested Rules to Govern Entomological Publications. T. D. A. 



Cockerell 192 



The Composition of Taxonomic Papers. R. A. Muttkowski 194 



The Structure of the Central Nervous System of Corydalis Larva. 



W. A. Hilton 219 



A Structural Study of the Caterpillars II. The Sphingidae. W. T. M. Forbes 261 

 Some Notes on Heredity in the Coccinellid Genus Adalia, Mulsant. Miriam 



A. Palmer 283 



Specific Characters Used in the Genus Pseudococcus. P. E. Smith 309 



Corrections to my paper in the June (1911) Issue of the Annals. C. H. 



Townsend 328 



Monograph of the Gall-Making Cynipidae (Cynipinae) of California. 



D. T. Fullaway 331 



The Genera Hypera and Phytonomus in America North of Mexico. E.G. Tin s 383 



