420 PROCEEDINGS OF THE ACADEMY OF [April, 



be due to the rather small size of the series examined. The dates on 

 material range from February to October, the form being from New 

 Jersey, the latter from Maryland. 



Specimens examined. — Twenty-three; fourteen males, nine females: 

 Wellesley, Mass. One female. (Morse Collection.) 

 Dauphin, Pa. One female. (Penna. Div. of Zool.) 



Haddonfield, X. J. One female. (A. N. S. P.) 

 New Jersey. One male. (Bruner Collection.) 

 Chestertown, Md. One female. (A. N. S. P.) 

 Plummer's Island, Md. One female. (U. S. N. M.) 

 Washington. D. C. One female. (U. S. N. M.) 

 Sulphur Springs, N. C. One female. (Hebard Collection.) 

 Raleigh, N. C. Four males. (U. S. X. M.and A. N. S. P.) 

 Wilmington. Xorth Carolina. One male. (Brooklyn Inst. Art 

 and Sci.) 



Nashville, Tenn. One female. (Bruner Collection.) 

 Thomasville, Ga. One male. (Hebard Collection.) 

 Pablo Beach. Fla. One female. (Hebard Collection.) 

 St. Augustine, Fla. One male. (A. X. S. P.) Type. 

 Florida. One male. (Bruner Collection.) 

 Cedar Keys. Fla. One male. (U. S. N. M.) 

 Enterprise. Fla. One male. (U. S. X. M.) 

 Dade County, Fla. One male. (U. S. X. M.) 

 Hockley. Tex. Two males. (U. S. X. M.) 



Ischnoptera americana (Scudder). 



1900. Loboptera americana Scudder, Proc. Davenp. Acad. Nat. Sci., VIII, 



p. 93, pi. 2, fig. 4. [Ehrenberg, Colorado River, Arizona.] 

 1900. Loboptera americana Scudder. Canad. Entom., XXXII, p. 329. [Cahon 



Pass, Gal.] 

 1905. Ischnoptera consobrina Baker (not of Saussure), Invertebrata Pacifica, 



I, p. 72. [Claremont, Cal.] 

 1910. Ischnoptera consobrina Rehn and Hebard (not of Saussure), Proc. 



Acad. Nat. Sci. Phila., 1909. p. 415. [Pasadena, Cal.] 



Description. — d\ Size small; form elongate-elliptical, depressed; 

 surface glabrous. Head but slightly projecting cephalad of cephalic 

 margin of pronotum; interspace between eyes but very slightly less 

 than that between antennal scrobes; antennse slightly longer than 

 body. Pronotum in outline transverse subovate, slightly flattened 

 caudad and more decidedly arcuate cephalad, lateral margins rounding 

 into slightly arcuate caudal margin, greatest width distinctly caudad 

 of middle; oblique diverging sulci deeply and broadly impressed; 

 lateral portions considerably deflected ventrad. Tegmina elongate, 

 lanceolate, apex rounded, length about four and a half to five times 

 that of pronotum, greatest width contained about three times in 



