644 
tn 
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man 
~~ 
. Empusa americana Thaxter. —“ Diptera: Musca domestica, M. 
General Notes. 
—— Var. major Thaxter.—“ Coleoptera: Imago of Ptilodac- 
tyla serricollis.” 
mpusa planchoniana (Cornu) [?] Thaxter.—“ Hemiptera: 
Several genera of Aphides.” 
Empusa papillata Thaxter.—“ Diptera: Several minute gnats.” 
. Empusa caroliniana Thaxter.—* Diptera: Imagines of Tipula 
S n 
Empusa fresenii Nowakowski.—“ Hemiptera: Aphis mali and 
very many other aphides.” 
. Empusa lageniformis Thaxter.—* Hemiptera: Usually aphides 
? 
on Betula populifolia’ 
. Empusa lampyrideum Thaxter.—“ Coleoptera: Imago of 
Chauliognathus pensylvanicus.” 
. Empusa geometralis Thaxter.—“ Lepidoptera: Imagines of 
geometrid moths (Petrophora, Eupithecia, Thera, etc.).” 
. Empusa occidentalis Thaxter.—“ Hemiptera: Aphides on Betula 
populifolia.” 
a species of Thrips on Solidago. 
Empusa aphidis Hoffman.—“ Hemiptera: Aphides of numer- 
ous genera.” 
. Empusa depterigena Thaxter.— Diptera: Small Tipulæ; other 
small flies or gnats, belonging especially to the Mycetophi- 
lidee.” 
. Empusa virescens Thaxter—“ Lepidoptera. Larvæ of Agnotis 
fennica.” 
. . s7. i ” 
vomitoria, Lucilia cesar, and numerous other large flies. 
Empusa montana Thaxter.—* Diptera: A minute gnat, appa 
rently Chironomous sp.” 
. Empusa echinospora Thaxter.—“ Diptera : Imago of Spromy24 
longipennis, and (rarely) other smaller Diplisa. 
; en sepulchralis Thaxter—“ Diptera: Imagines of Tipu- 
idee.” 
Empusa variabilis Thaxter.—* Diptera: Minute gnats of 
various genera.” 
