158 Journal New York Ent. Soc. [Vol. ii. 



T. velleda Stol/. 



l"]!^! — Boin/iyx velleda S'lOLl, Suppl. Cramer, pi. 41, f. 4. 



Thorax white, central tuft blackish brown, abdomen pale gray 

 banded with darker gray. Fore wings light gray, shading into 

 blackish in median and sub-terminal spaces. Base of wings white; 

 t. a. line narrow, white; t. p. line double^ sinuate; s. t. line distinct, 

 even, white, sinuate, forming a large curve from apex to vein 6; 

 terminal lines and outer part of fringe on both wings white. 

 Secondaries pale gray with whitish mesial and s t. lines. Expanse, 

 30 —50 mm. 



Habitat, Atlantic States westward. 

 T. distincta French. 



1890 - 7\ilype distincta French, Can. Ent., Vol. XXII, p. 45. 

 Of a slaty gray, the thorax gray in the cT, partly white only 

 in 9. Lines as in velleda, but narrower, almost linear, defined by 

 dark gray shades. The sexes are similar as in zv/Av/^z, the 9 slightly 

 paler. Expanse, 35 mm. 



Habitat, Colorado. 

 T. laricis Fitch. 



1856 - Plauosa laricis Fitch, Rep. Ins. N. Y., Vol. II, p. 262. 

 1863 — Gastropaclta velleda var. minuta Grote, Proc. Ent. Soc. Phil., Vol. 

 II, p. 433- • 



9 Thorax and primaries pure white, except the brown crest, 

 and the sub-terminal and terminal part of the normal brown mark- 

 ings of primaries. Secondaries and abdomen very pale gray. 



(^ Black; wings dark blackish gray, with three paler bands 

 which correspond to mesial, t. p. and s. t. lines, the two outer 

 undulate. Expanse, 25—30 mm. 



Habitat, Atlantic States westward. 



Genus Dendrolimus Gcrmar. 



1824 — Dendi-olimus Gkrmar, Syst. Prodr., p. 48. 

 1872 — Gloveria Packard, Rep. Peab. Acad., Vol. IV, p. 89. 

 1881 Quadrina Gkote, Papilio, Vol. I, p. 75; 1886-SMrrH, Ent. Amer., 

 Vol. II, p. 124. 



Synopsis of species. 

 Intercostal cell of secondaries short, reaching half way to end of discal cell. 

 Vein 6 of primaries free or on a short stalk with vein 8; vein 8 free 



or more often, on a staik with vein 7 when 6 is free. dolores. 

 Veins 6 and 7 on a stalk, usually long, rarely none; vein 8 free. 



Gray, sub-terminal line sharply and evenly angled , arizonensis. 



Brown gray, sub-terminal lines obscure .... gargamelle. 



Intercostal cell reaching nearly to apex of discal cell . . . diaieoma. 



