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NEW YOKE STATE MUSEUM 



Lygus invitus (Say), the contrary plant-bug. 



Lygus pratensis (Linn.), the tarnished plant-bug. 



Poecilocapsus lineatus (Fabr.), the four-lined leaf -bug. 



Acanthia lectularia (Linn.), the bed-bug. 



Corythuca arcuata (Say). 



Corythuca ciliata (Say), the ciliated Tingis. 



Phymata Wolfii Stal., "an ugly bee-slayer." 



Prionidus cristatus (Linn.), the nine-pronged wheel-bug. 



Sirthenia carinata (Fabr.). 



Rasahus biguttatus (Say). 



Melanolestes abdominalis (Her.-Sch.). 



Melanolestes picipes (Her.-Sch.), the black corsair. 



Conorhinus sanguisugus Le Conte, the " blood-sucking cone-nose." 



Opsiccetus personatus (Li?in.), the bed-bug hunter. 



Belostoma Americanum Leidy, the giant water-bug. 



Cicada septendecim Linn., the seventeen-year Cicada. 



Cicada tredeceim Riley, the thirteen-year Cicada. 



Cicada tibicen (Li?m.), the harvest-fly. 



Ceresa bubalns (Fabr.), the buffalo tree-hopper. 



Ptyelus lineatus (Linn.), the lined spittle-hopper. 



Clastoptera obtusa (Say), the alder spittle-insect. 



Clastoptera pini Fitch, the pine Clastoptera. 



Enchenopa binotata (Say), the two-marked tree-hopper. 



Typhlocyba roste (Harris), the rose-leaf hopper. 



Typhlocyba vitis {Harris), the grape vine leaf -hopper. 



Psylla buxi Linn., the box Psylla. 



Psylla pyricola Foerster, the pear-tree Psylla. 



Chermes pinicorticis (Fitch), the pine-bark Chermes. 



Pemphigus imbricator (Fitch), the beech-tree blight aphis. 



Pemphigus tessellata (Fitch), the alder-blight aphis. 



Colopha ulmicola (Fitch), the cockscomb elm-gall aphis. 



Aphis brassiere Linn., the cabbage aphis. 



Aphis cucumeris Forbes, the melon aphis. 



Aphis mali Fabr., the apple-tree aphis. 



Aphis Middletonii Thomas, the aster-root aphis. 



Aphis prunifolire Filch, the plum-tree aphis. 



Siphocoryne pastinacese (Limi.), the parsnip aphis. 



Myzus cerasi (Fabr.), the cherry-tree aphis. 



Myzus ribis (Linn.), the currant aphis. 



Megoura solani Thomas, the potato aphis. 



Phorodon humuli (Schrank), the hop-vine aphis. 



