132 NEW YORK STATE MUSEUM 
ment, the latter with a thick whorl of long, slender setae near 
the middle; terminal segment reduced. Palpi; first segment nar- 
rowly oval, with a length two and 
one-half times its diameter, the 
second to fourth subequal, sparsely 
setose and with numerous transverse 
rows of short, stout spines. Head 
and thorax probably dark brown. 
Abdomen light brown. Wings hya- 
line. Halteres pale yellowish, the 
legs a variable yellowish brown; 
claws stout, strongly curved, the pul- 
villi rudimentary. Type in U. S. 
National Museum. 
Catocha slossonae Felt 
1908 Felt, E. P. N. Y. State Mus. 
Bul. 124, p. 309 

This form, received through the 
Fig. 18 Fifth antennal segment courtesy of the United States Na- 
eee ! Eee ssonae,eM- tional Museum, was taken by Mrs 
tees 3 Slosson at Franconia, N. H. 
Male. Length 1.5 mm. Antennae as long as the body, sparsely 
clothed with long hairs; 16 segments ; the fourth with a smooth stem 
about as long as the subcylindric basal enlargement ; near the middle 
a crenulate whorl of long, slender setae, apically several circular or- 
ifices and long, trilimbate processes. Palpi; the first segment presum- 
ably short, stout, subrectangular, the second rather stout, with a 
length about two and one-half 
times its diameter, the third stout, 
subrectangular and with a length 
about three-fourths greater than 
its diameter, the fourth tapering 
distally, a little longer and more 
slender than the third. Mesono- 
tum shining dark brown, the sub- 
median lines very sparsely 
haired. Scutellum reddish 
brown, postscutellum a_ little 
darker. Abdomen dark brown, 
the genitalia fuscous yellowish. 

ab F : lene Palpus oft Calton 
Wings hyaline, costa light brown. a > ae iA cs enlarged. (Orig- 
Halteres yellowish transparent, inal) 
slightly fuscous apically. Legs light fuscous yellowish; claws 
rather long, stout, the concavity finely denticulate, the pulvilli longer 
than the claws. Type Cecid. 931. 
