The Crane-Flies of New York — Part I 949 



Ninth tergite (Plate L, 278) with a very broad, pale, median lobe; adjacent lateral 

 lobes very prominent, directed caudad and slightly inward, the tips truncated and 

 chitinized; coloration pale, yellowish, the lateral prescutal stripes and the scutal 

 lobes grayish; the median prescutal stripe paler, more brownish; abdomen without 

 distinct darker stripes; wing pattern pale. [T. senega Alex., Insec. Inscit. Menst., 

 vol. 3, p. 128, 1915. T. pallida Loew, preoccupied, Berl. Ent. Ztschr., vol. 7, p. 284, 

 1863.] (Plate XLV, 213, wing.) T. senega Alex. 



49. Wing pattern dark brown sparsely marked with white, the dark brown including the 



wing apex and the anal and cubital cells, the white as a broad band before the cord 

 and a blotch beyond the stigma; antennae bicolorous; prescutum with four stripes, 

 the middle pair bifid at the anterior end; abdomen with three broad brown stripes; 

 femora broadly tipped with dark brown (fuliginosa group). [Ctenophora fuliginosa 

 Say. Journ. Acad. Nat. Sci. Phila., vol. 3, p. 18. 1823.] (Plate XLVIII, 246, wing 



of female.) T. fuliginosa (Say) 



Wing pattern paler, brown or gray with the white more extensive 50 



50. Only the tergal valves of the female ovipositor present, these lying transversely con- 



spicuously serrated along their outer edge {arctica group) 51 



All four valves of the ovipositor present, not serrated along their outer edge 54 



51. Abdomen gray or brownish gray 52 



Abdomen orange or orange-yellow on the basal tergites 53 



52. Coloration blue-gray; wing pattern pale, the brown and gray markings diffuse and 



ill-defined; length 24 mm. [Ross's Voyage to the Arctic Regions, p. 77, pi. a, fig. 15. 



1831.] T. arctica Curt. 



Coloration light gray, the abdomen grayish brown with three indistinct brown stripes; 

 wing pattern heavy, tessellated white and brown; antennae dark brown; head dark 

 gray with a narrow brown median line; prescutum with three broad gray stripes 

 margined with brown; length 27 mm. [T. labradorica Alex., Insec. Inscit. Menst., 

 vol. 3, p. 128, 1915. T. tesselata Loew, preoccupied, Berl. Ent. Ztschr., vol. 7, 

 p. 277, 1863.] (Plate XLVI, 228, wing.) T. labradorica Alex. 



53. Abdomen very elongated; length of female over 30 mm.; antennae bicolorous; thoracic 



interspaces with tiny blackish dots. [Berl. Ent. Ztschr., vol. 7, p. 278. 1863.] (Plate 



XLVI, 229, wing.) T. longiventris Loew 



Abdomen short, normal; length of female 25 mm.; wing pattern pale. [Berl. Ent. Ztschr., 

 vol. 8, p. 58. 1864.] T. serrulata Loew 



54. Large species, wing over 22 nun. {valida group). [Berl. Ent. Ztschr., vol. 7, p. 287. 



1863.] T. valida Loew 



[Journ. N. Y. Ent. See, vol. 9, p. 113. 1901.] T. hircida Doane 



Smaller, wing under 20 mm 55 



55. Wings gray, the apex darker; a broad white obliterative streak before the cord extending 



into the base of cell Mi; a brown spot at the origin of Rs; antennae bicolorous; shiny 

 basal plate of the dorsal tergal valves of the ovipositor very elongate, as long as the 

 valves themselves and longer than the seventh and eighth tergites taken together. [Berl. 

 Ent. Ztschr., vol. 7, p. 288. 1863.] (Plate XLVII, 239, wing.) ...T. submaculata Loew 

 Wings not so colored 56 



56. Wings light gray, with a dark brown oval stigma and a broad grayish brown crossband 



extending from Rs across the wing; antennae bicolorous, at least basally; thoracic 

 pleura with two longitudinal brown stripes. [T. hermannia Alex., Proc. Acad. Nat. 

 Sci. Phila., p. 480, 1915. T. fasciata Loew, preoccupied, Berl. Ent. Ztschr., vol. 7, 



p. 279, 1863.] (Plate XLV, 211, wing.) T. hermannia Alex. 



Wings not so colored 57 



57. Wings grayish subhyaline, the apex narrowly and irregularly dark brown, the cord 



seamed with dark grayish brown; antennae dark brown thruout; thorax light gray, 

 with four dark gray stripes which are margined with dark brown; thoracic pleura 

 clear light gray, dorso-pleural membrane yellowish. [T". iroquois Alex., Insec. Inscit. 

 Menst., vol. 3, p. 128, 1915. T. cincta Loew, preoccupied, Berl. Ent. Ztschr., vol. 7, 



p. 288, 1863.] (Plate XLVIII, 252, wing.) T. iroquois Alex. 



Wings not so colored 58 



