34 



Docophorus buteonis, hosts of, V, 218. 



calvus, host of, V, 223. 



eeblebrachys, hosts of, V, 210. 



coccygi, description and host of, V, 222. 



colymbinus, hosts of, V, 217. 



communis, host of, V, 216. 



compar, host of, V, 217. 



corvi, description and host of, V, 220. 



cursor, host of, V, 216. 



cygni, hosts of, V, 217. 



parasite of Httle red swan, V, 192. 



fissifonnis, host of, V, 217. 



fuliginosus, host of, V, 223. 



fusco-ventraUs, description and host of, V, 221. 



graviceps, liost of, V, 223. 



halieti, description and host of, V, 218. 



ictorodes, Iiosts of, V, 217. 



parasite of ducks and geese, V, 192. 



insolitus, host of, V, 223. 



kansensis, liost of, V, 223. 



lari, hosts of, V, 217. 



inelanocephalus, host of, V, 218. 



minuto-trabeculatus, description and host of, V, 221. 



montereyi, hosts of, V, 223. 



occidentahs, host of, V, 223. 



pertusus, hosts of, V, 217. 



platystomus, hosts of, V, 216. 



quadraticeps, host of, V, 223. 



quiscali, description and host of, V, 219. 



rostratus, host of, V, 218. 



siahi, description and host of, ^^ 220. 



speotyti, description and host of, V, 222. 



sphenophorus, host of, V, 217. 



superciHo.sus, host of, V, 216. 



syrini, mention of, V, 219. 



testudinarius, hosts of, V, 217. 

 Dorvpnora 10-lineata, abundant in Ohio in 1897, IX, 41. 



Maryland, VI, 65; XX, 68; XXVI, 81. 

 common in Georgia, XX, 57. 

 on tobacco, IX, 41. 



juncta, in Georgia, XX, 57. 

 Drasterius amabihs, enemy of Aramigus fuueri, XXVII, 95. 



elegans, preying on white grub, XIX, 79. 

 Drosopliiia auKena, injury to fruit, IV, 110. 



ampelophila, Hal)le to carry disease, XXX, 42. 

 damage to fruit, IV, 110. 

 Dryoco'tes affaber, an enemy of tide-land spruce, XXI, 21. 



granicollis, on chestnut, VII, 72. 

 Dysdercns ruticollis, staining cotton in Peru, XXII, 100. 

 Earias insulana, injury by, in Egypt, XXII, 99. 

 Echinophthirius setosus, parasite of the harbor seal, V, 188. 

 Echocerus cornutus, habits of, IV, 115. 

 Economic entomology, conditions of, in 1897, IX, 5. 

 evolution of, VI, 5. 



