INDEX OF HOST INSECTS. 



Name of Host Insect. Name ok Parasite. 



Laccophilus maculosua Germ Chitonomyces affinis Thaxter. 



" appendiculatus Thaxter. 



" distortus Thaxter. 



" hyalinus Thaxter. 



" " lichanophorus Thaxter. 



" " " " marginatus Thaxter. 



" " u " paradoxus (Peyritsch). 



" rhyneostoma Thaxter. 



" " simplex Thaxter. 



" " " spinigerus Thaxter. 



" " " " uncigerus Thaxter. 



" " " " uncinatus Thaxter. 



" sp. indet, « affinis Thaxter. 



" " " " marginatus Thaxter. 



" " " " paradoxus (Peyritsch). 



" " • • " uncigerus Thaxter. 



GYRINID^S. 



Gyretes compressus Lee, Laboulbenia Guerinii Mont, and Robin. 



" sericeus Lab., " " " " 



Gyrinus affinis Aube, " Gyrinidarum Thaxter. 



" analis Say, " " " 



" confinis Lee, " " " 



" fraternus Coup., <« " " 



" plicifer Lee, '< " » 



" urinator Illig., " " " 



" ventralis Kirby, «- " « 



Orectogyros heros Reg., " Oberthuri Giard. 



" Bedeli Reg., " Orectogyri Thaxter. 



HYDROPHILIDJG. 



Berosus striatus Say, Ceratomyces contortus Thaxter. 



" " " " " furcatus Thaxter. 



" " " " humilis Thaxter. 



Hydrocombus fimbriatua Melsh., " rostratus Thaxter. 



" " " Zodiomyces vorticellavius Thaxter. 



" lacustris Lee, «« " " 



" sp. indet., " " " 



Philhydrus cinctus Say, Ceratomyces rostratus Thaxter. 



" nebulosus Say, " " " 



Tropisternus glaber Hb., " camptosporus Thaxter. 



" " " " confusus Thaxter. 



" " " '« filiformis Thaxter. 



" " " " mirabilis Thaxter. 



" nimbatuB Say, " confusus Thaxter. 



" " « " filiformis Thaxter. 



" " " " minisculus Thaxter. 



" " " " mirabilis Thaxter. 



" striolatua Lee, " camptosporus Thaxter. 



STAPHYLINIDiE. 



Actobius nanus Horn, Teratomyces Actobii Thaxter. 



" " u " brevicaulis Thaxter. 



" " " Diplomyces Actobianus Thaxter. 



Acylophorus flavicollis Sachs, Teratomyces mirificus Thaxter. 



