478 NEW YORK STATE MUSEUM 
2 C. cornuta Linnaeus 
1758 Hemerobius cornutus Linnaeus, Syst. Nat. ed. 10. p.551 
1767 Raphidia cornuta Linnaeus, Syst. Nat. ed. 12. p.916 
1773 Hemerobius cornutus DeGeer, Mém. Ins. 3:559, pl.27, fig.1 
1781 Hemerobius cornutus Fabricius, Sp. Ins. 1:392; and 1787. 
Mantissa Ins. 1:246 
1788-93 Hemerobius cornutus Linnaeus, Syst. Nat. ed. 13. 5:2689 
1791-1825 Corydalis cornuta Olivier, Encycl. Meth. 7:59 
1793 Hemerobius cornutus Fabricius, Syst. Ent. 2:81 
1805-21 Corydalis cornuta Palisot, Ins. Neur. pl.1, fig.1 
1807 Corydalis cornuta Latreille, Gen. Crust. and Ins. 3:199 
1836-49 Corydalis cornuta Cuvier, Régne Animal, p.14, pl.104 
1839 Corydalis cornuta Burmeister, Handb. Ent. 2:950 
1848 Corydalis cornutus Holdemon, Acad. Bost. Jour. p.158, pl.1-3 
1861 Corydalis cornuta Hagen, Synopsis Neur. N. Am. p.192; 
1863. Ent. Soc. Phila. Proc. 2:181 
1868 Corydalis cornuta Walsh, Ent. Soc. Phila. Proce. 2:265 
1892 Corydalis cornuta Banks, Am. Ent. Soc. Trans. 19:357 
1901 Corydalis cornuta Needham, N. Y. State Mus. Bul. 47, p.550, 
General color luteo-fuscous to luteo-cinereous: head large, 
broad, sides convex, hind part with impressed yellow spots and 
streaks surrounded by fuscous, each side with oblique yellow 
stripe beneath; mandibles never concealed by the labrum, those 
of the male normally much elongated and annulated; prothorax 
much narrower than head, longer than broad, a light colored 
hastate mark in the middle of the hind part, irregular yellow 
flat points each side; legs brownish, knees, apex and incisions 
of tarsi fuscous; antennae nearly moniliform, long, fuscous; 
superior pair of male appendages forcipated, infracted at the 
apex, dolabriform; wings subcinereo-hyaline; veins darker, often 
black, specially at their angles; C-—Sc cross veins pale in middle; 
cells mostly supplied with white dots, the costal ones each with 
two white dots; in fore wing cross veins between all branches 
of radius, about 25 to 35, media with three to four branches, and 
Cu, with four to five accessories. Length to tip of wings about 
75mm; alar expanse 100 to 140 mm. The size in both sexes is 
variable. | 
Quebec, New England, New York, Pennsylvania, Maryland, 
Washington D. C., Virginia, North Carolina, South Carolina, 
Ohio, Illinois, Missouri, Kansas, Minnesota. 
