THE CANADIAN ENTOMOLOGIST. 159 



Genus Mancia, n. gen. 



Same as Anthrax except that the axillary cell is not longer than twice 

 the distance between the tips of the last two veins, and the third basal 

 ■cell is wider at its apex than at any other part. Wings tapering consider- 

 ably toward the bases, axillary cell very narrow. (Name from mancus, 

 defective). 



Mancia nana n. sp. — Front black, reddish tomentose and black 

 pilose ; face yellowish, much produced below, middle part white, the sides 

 reddish tomentose ; antennae black, first joint sometimes yellowish, base 

 of third joint subglobular, the styliform portion slender and linear ; pro- 

 boscis projects from one fourth to one half its length beyond the hyper- 

 stoma. Occiput reddish tomentose. Thorax black, mixed white and 

 reddish tomentose ; pleura reddish tomentose. Scutellum black, reddish 

 tomentose. Abdomen black, reddish tomentose, a cross-band of white 

 tomentum on the second segment. Venter black, white tomentose. Legs 

 reddish, yellowish tomentose ; front tibiae sometimes provided with 

 bristles ; tarsi black, claws of front tarsi well developed. Wings hyaline, 

 a brown cloud in middle of first basal cell, faint brown clouds on veins at 

 bases of first submarginal, first and fourth posterior cells, and of the 

 discal cell. Length 3>^-4^ m. m. Cal. ; 20 specimens, in April. 



ON CECIDOMYIA LIRIODENDRL 



. BY DR. H. A. HAGEN, CAMBRIDGE, MASS. 



The two galls of the Tulip tree described by Osten Sacken, Monogr., 

 Vol. I., p. 202, No. 26, C. liriodefidri n. sp., and No. 27, C. tulipifera 

 n sp., were wanting in the collection of his types presented by the Baron 

 to the collection of the Museum in Cambridge. I am glad to state that 

 I collected one of them in considerable numbers on leaves from a young 

 Tulip tree on Quincy Street, Cambridge, in October, 1885. But all those 

 galls were burst open along a part of the margin, and were empty. Prof. 

 G. W. Farlow presented some collected in Newton, Mass., Oct, 12, 1886, 

 and I found the living, full grown, larva in one gall. I remembered then 

 the tree in Cambridge, and found the same galls numerous, but again all 

 empty. Apparently the larva has to be collected in^the beginning of 



