946 CHARLES PAuL ALEXANDER 
26. 
27. 
28. 
30. 
31. 
33. 
34. 
Male hypopygium with the ninth tergite (Plate L, 287) produced caudad into a com- 
pressed median lobe; antennae elongate, bicolorous; wings with an extensive brownish 
gray biotch before the cord, occupying the ends of cells R and M and the lower basal 
angle of cell Cui; a broad cloud on the petiole of cell Mi; prescutum light gray, with 
four broad dark gray stripes. [7 hermannia Alex., Proc. Acad. Nat. Sci. Phila., 
p. 480, 1915. 7. fasciata Loew, preoccupied, Berl. Ent. Ztschr., vol. 7, p. 279, 1863.] 
(Plate XLV, 211, wing; Plate LIV, 343, lateral aspect of male hypopygium.) 
T. hermannia Alex. 
Maleshypopygium motjasiabover sich). keen ss ony eis Reg ee 
Wings with a pale gray tinge, more brownish in cell M along vein Cu; hyaline spots in the 
anal cells, at two-thirds the length of cell Mi, before the stigma, and an interrupted 
band before the cord extending to cell 1st M2; body coloration gray, the prescutum 
with four dark brown stripes; male hypopygium small, not conspicuously elongated 
orenlarged)|@narmonataerOup): as Cee ah eee ea ae 
Wings brown or dark gray, with a pattern of white or hyaline spots and blotches... .29 
Stripes on the prescutum ending at the level of the pseudosutural foveae, the median 
pair blunt at their anterior ends; apical tergites of the abdomen not conspicuously 
darkened. [Berl. Ent. Ztschr., vol. Up, 18 279. 1863.] (Plate XLVIII, 250, wing; 
the figure is much darker than in normal specimens. Plate LI, 297, stati tergite.) 
T. fragilis Loew 
Median stripes of the prescutum extending about to the anterior margin of the sclerite, 
deeply bifid at the anterior end; apical segments of the abdomen largely blackish. 
[Berl. Ent. Ztschr., vol. 7, p. 280. 1863.] (Plate LI, 298, ninth tergite.) 
T. ignobilis Loew 
. Male hypopygium with the ninth segment elongate-cylindrical, strongly upturned; 
eighth sternite with the caudal margin tripartite and clothed with yellow hairs; wings 
with a variegated brown, gray, and white pattern (hebes group) 
Male hypopygium with the ninth segment not strongly upturned................... 33 
Antennae elongated in the male, extending about to the base of the abdomen........ 31 
Antennae short in both sexes, extending about to the wing root.................... 32 
Antennal flagellum bicolorous; bladelike processes of the male hypopygium not elongated 
nor spiraliform. [Berl. Ent. Ztschr., vol. 7, p. 285. 1863.] (Plate XLVIII, 249, 
WU! it ag dayetaeel ir ee UN Ses agi SIG aN SS) ata T. hebes Loew 
Antennal flagellum uniform dark brown, at least apically; bladelike processes of the 
male hypopygium elongate, spiraliform. [Berl. Ent. Ztschr., vol. 8, p. 60. 1864.] 
(Plated. 293% ninthitergite:) sc sh aecan one ere ieee T. latipennis Loew 
(T. ottawaensis Dietz is the same as T’. latipennis Loew.) 
2. Antennal flagellum yellowish brown; appendiculate process of the male hypopygium 
slender and pointed apically. [Berl. Ent. Ztschr., vol. 7, p. 281. 1863.] (Plate LI, 
292. ninth: tereites) mene Real eases Suey asa HEA oa a er T. grata Loew 
- Antennal flagellum dark brown; appendiculate process of the male hypopygium broad, 
obtusely pointed at the apex. [7. afflicta Dietz, Trans. Amer. Ent. Soc., vol. 46, 
p. 351-352, pl. 13, figs. 5, 6, pl. 14, fig. 2, 1914, as T. suspecta Dietz.].. T. afflicta Dietz 
(T. afflicta Dietz is close to T. grata Loew but apparently separable from it.) 
Wing with four large brown subequidistant blotches along the radial vein, the second 
at the origin of the sector, the fourth on vein R:; male hypopygium with the ninth 
pleurite greatly produced into slender, chitinized, digitiform processes (macrolabis 
PLOW) sc oop kits GSB ae kw Meloy elie le slide ga nal see Sea ae 34 
Wings variously marked but without four large brown subequidistant blotches along 
the radial vein; male hypopygium with the ninth pleurite not greatly produced... .35 
Ninth tergite (Plate LI, 295) rather squarely truncated across the caudal margin, with 
a sharp median tooth; apex of the ninth pleurite ending in acute teeth (Plate LIII, 
322). Northeastern North America. [Berl. Ent. Ztschr., vol. 8, p. 58. 1864.] 
(Plate XLVII, 233, wing; the brown blotches rene R do not show clearly in the 
ia) ce eR ear Panay Brea eM Rica enc SSS oc 6.00 T. macrolabis Loew 
