238 W. D. FUNKHOUSER 



1876 Acutalis dorsalis Uhler, List Hem. West Miss. River, p. 345. 



1883 Saunders, Ins. Inj. Fruits, p. 289. 



1890 Van Duzee, Psyche 5:391. 



1892 Godg., Ins. Life 5:92. 



1894 Godg., Cat. Memb. N. A., p. 428. 



1900 Lugger, Minn. Agr. Exp. Sta. Bui. 69:112-113. 



1903 Horiola dorsalis Buckt., Mon. Memb., p. 158. 



1908 Micndalis dorsalis Van Duzee, Stud. N. A. Memb., p. 53. 



1909 Smith, Ins. N. J., p. 91. 



1913 Funkh., Horn. Wing Veins, fig. 34. 



1915 Funkh., Fitch's Tj^pes, p. 50. 



1916 Van Duzee, Check List Hem., p. 59, no. 1604. 



Apparently rare. Only two records for the basin — one August 3, 

 1889, and one August 13, 1895. Both spechnens are in the Cornell 

 University collection. Careful collecting for Membracidae during the 

 past seven years has failed to yield further specimens. 



Technical description. — About the size of the preceding species and resembling it in general 

 structure; anterior dorsal part of pronotum black, posterior and lateral parts white; tegmina 

 and hind wings entirely hyaline, veins very indistinct, tegmina with four apical areas. 



Head twice as wide as long, smooth, not punctate, not pubescent, upper half jet black, 

 lower half suddenly pale cream -colored; eyes prominent and gray; ocelli very minute, pearly, 

 sunk in depressions, about equidistant from each other and from the eyes; clypeus rounded, 

 cream-colored marked with two brown lines; rounded depression in vertex on either side of 

 clypeus. 



Pronotum low, rounded, no median carina, sparingly punctate, not pubescent; anterior 

 dorsal surface black, posterior half and most of lateral margin creamy white; posterior process 

 heavy, flat, gradually acute, not reaching extremity of abdomen. 



Tegmina hyaline, veins very indistinct. Entire abdomen yellowi.sh. Fndersurface of 

 thorax black. Femora dark brown or black; tibiae and tarsi fuscous. 



Length 5 mm.; width 2.5 mm. 



15. Micndalis calm Say (Plate xxv, 18) 



1831 Memhracis calva Say, Journ. Acad. Nat. Sci. Phila. 5:242. 



1834 Memhracis melanogramma Perty, Del. An. Art., pi. 35, fig. 10. 



1835 Smilia flavipennis Germ., Silb. Rev. 3:240. 



1846 Acutalis flavipennis Fairm., Rev. Memb., p. 497, no. 5. 



1846 Memhracis melanogramma Fairm., Rev. Memb., p. 497. 



1851 Ceresa calva Walk., List Hom. B. M., p. 1111. 



1851 Acidalis flavipennis Walk., List Hom. B. M.. p. 591. 



1851 Acutalis melanogramma Walk., List Hom. B. M., p. 591. 



1856 Acutalis calva Fitch, Rept. Ins. N. Y. 3:391. 



1856 Fitch, Trans. N. Y. Agr. Soc. 16:391. 



1859 Memhracis calva Say, Compl. Writ. 2:376. 



1876 Acutalis calva I'hler, List Hem. West Miss. River, p. 345. 



1878 Glover, MS. .Journ. Hom., pi. 1, fig. 3. 



1886 Ceresa calva Prov., Petite Faune Can. 3:236. 



1890 Acutalis calva Yan Duzee, Psyche 5:389. 



1892 Godg., Ins. Life 5:92. 



1893 Acutalis Illinoiensis Godg., Can. Ent. 25:53. 



1894 Acutalis calva Godg., Cat. Memb. X. A., p. 428. 



