232 Journal New York Entomological Society. [Vol. xvi. 



swampy meadows. There are several degrees of wing-development, 

 but I have taken only fully winged individuals. 



Genus Corythuca Stal. 



60. C. ciliata Say. 



White Plains. Very abundant through the year on sycamore 

 {Platanus occidentalis), in the summer on the under-side of the 

 leaves, in all stages, and in winter hibernating under the loose bark. 



61. C. arcuata Say. 



White Plains, August, Sept. 26 and Oct. 11. Scarsdale, Aug. 5. 

 Beaten from oaks. 



62. C. pergandei Heid. 



Van Cortlandt Pk. (in New York City) in August. 



63. C. gossypii Fab. 



White Plains, quite common and abundant on honey-balls. 



Superfamily NEPOWEA Kirk. 

 Family NABIDyE. 



Genus Pagasa Stal. 



64. P. fusca Stein. 



White Plains, Aug. 23 (nymph) and 30 and Oct. 18. Found 

 under stones. 



Genus Reduviolus Kirby. 



65. R. subcoleoptratus Kirby. 



White Plains, May 31 and June 26 (nymphs); July 11, 19 and 

 25; Aug. 25 (winged adult). 



Family MESOVELIID^F. 

 Genus Mesovelia M. & R. 



66. M. bisignata Uhl. (= muhanti Champ, et auct.) 



White Plains, common on duckweed or matted hydrodictyon or 

 other algae floating on the surface of ponds. Kensico L. (Valhalla) 

 May 27. I have restored Uhler's name to our form, because after 

 several fiascos, I have come to disbelieve in the identity of American 

 forms with European or Oriental. Until I have the opportunity to 

 make a critical comparison between the two species, I shall continue 

 to consider ours distinct. 



