INDEX OF HOST INSECTS. 



Name of Host Insect. Name of Parasite. 



Platynus extensicollis Say, Laboulbenia contorta Thaxter. 



" " " " gibberosa Thaxter. 



" " " " parvula Thaxter. 



" " " " paupercula Thaxter. 



" " " " recta Thaxter. 



" " " " scelophila Thaxter. 



" " " " variabilis Thaxter. 



" floridanus Lee, " elongata Thaxter. 



" melanarius Dej., " " " 



" " " " paupercula Thaxter. 



" ovipennis Mann., " elongata Thaxter. 



" picticornis Newm., " " " 



" pusillus Lee, " " '' 



" ruficornis Lee, " " " 



" sinuatus Dej., " " " 



" viduus Pz., " anceps Peyritsch. 



Pristonychus, see Laemosthenes. 



Pterostichus adoxus Say, " variabilis Thaxter. 



" caudicalis Say, " " " 



" corvinus Dej., " " " 



" erythropus Dej., Peyritschiella geminata Thaxter. 



" luctuosus Dej., " " " 



" " " Laboulbenia Pterostichi Thaxter. 



" " " " terminalis Thaxter. 



" " " " variabilis Thaxter. 



" mancus Lee, " Pterostichi Thaxter. 



" patruelis Dej., Peyritschiella geminata Thaxter. 



" " " Laboulbenia rigida Thaxter. 



" relictus Newm., " variabilis Thaxter. 



Sayi Bruelle, " " " 



vel. affin. (S. Amer.) " " 



Schizogenius ferrugineus Pz., " Schizogenii Thaxter. 



" lineolatus Say, " " " 



Stenolophus fuliginosus Dej., " polyphaga Thaxter. 



" limbalis Lee, " " " 



" ochropezus Say, " umbonata Thaxter. 



Trechus chalybeus Mann., . " vulgaris Peyritsch. 



HALIPLID 2B. 



Cnemidotus muticus Lee, Hydrseomyces Halipli Thaxter. 



Haliplus ruficollis DeG., " " " 



DYTISCID2E3. 



Bidessus granarius Aube, Chitonomyces bidessarius Thaxter. 



Desmopachria convexa Aube, " aurantiacus Thaxter. 



" " " " borealis Thaxter. 



Hydroporus spurius Lee, " marginatus Thaxter. 



" " " " rhyncostoma Thaxter. 



" " " w simplex Thaxter. 



" " " " uncinatus Thaxter. 



Laccophilus hyalinus Dej., " paradoxus (Peyritsch). 



" " " " melanurus Peyritsch. 



" minutus Sturm., " " " 



" " " " paradoxus (Peyritsch). 



