iv Contents. 



Knab. Frederick, 



Diptera at Home on Spiders' Webs 143 



Leng, Chas. W., 



The Geographical Distribution of Cicindelidse in Eastern 



North America i 



Matausch, Ignaz, 



Observations on the Life History of Enchenopa binotata 



Say 58 



Matheson, Robert, 



The HalipHdae of North America, North of Mexico 156 



Newcomer, E. J., 



Some Observations on the Relations of Ants and Lycaenid 

 Caterpillars and a Description of the Relational Organs 



of the Latter 31 



Olsen, Chrts. E., 



Contribution to an Annotated List of Long Island Insects. 48 

 TowNSEND. Charles H. T., 



Foundation of Some New Genera and Species of Muscoid 

 Flies Mainly on Reproductive and Early-Stage Characters. 107 

 Webster, R. L., 



The Number of Moults of the Pear-Slug Caliroa cerasi 



Linn 121^ 



Wheeler, William M.. 



The Ants of Guam 44 



Notes on a Mistletoe Ant 130 



Miscellaneous Notes 67, 134, 193, 292 



Book Notice 193 



Proceedings of the New York Entomological Society, 



71, 136, 197, 295 



