1924] New Northeastern Dexiince (Diptera) Tachinidce 
185 
from the following localities; Colebrook, Conn., two males, one 
female, (W. M. Wheeler); Cohasset, Mass., Sept. 15, 1904, one 
male, (Owen Bryant); Riverhead, L. I., one male, July 30, 1922, 
(H. C. Huckett); one female. Sept. 15, 1913; North Dakota, 
one male; Selden, L. I., two males, Aug. 10, 1916 and Sept. 1, 
1916, (W. T. Davis); Great Falls, Fairfax Co., Va., one male, 
Sept. 9, 1914, (W. Robinson); Cincinnati, O., one male. Sept. 
11, 1900; Albany, N. Y., one female, July 4, 1900; Fire Island, 
N. Y., one female Sept. 7, 1922, (W. T. Davis); Bright Angel 
Trail, Gd. Can., Ariz., one male; Black Canon, Cimarron, Colo., 
one female. Sept. 13-15, 1918, (R. C. Shannon). 
Holotype, from Colebrook, Conn., deposited at Boston 
Society of Natural History, Allotype, from Albany, N. Y., 
retained at Ithaca. Paratypes at Boston, Ithaca, and N. Y. 
State Museum, at Albany. 
Rhynochodexia confusa n. sp. 
Male; Eyes nearly contiguous. No orbitals. Antennse 
nearly three fourths as long as face. Carina fairly conspicuous, 
of the narrow-keel type. Vibrissse slightly above oral margin. 
Ridges bristly less than one fourth their height. Proboscis 
three-fifths head height. Palpi yellow. Beard scanty, light in 
color. Sides of face bare. Thorax black, sprinkled with gray 
pollen. Three or five dorsal vittse. Post-suturals 3 or 4, sterno- 
pleurals 3, rarely 2 or 4, pteropleurals in a tuft. Wings hyaline, 
no costal spine, third vein with 4 or 5 small bristles at the base. 
Legs yellow to dark brown. xMdomen covered with grayish 
pollen, the mid-dorsal region usually darker. Bristles of ab- 
domen usually as follows; — second segment with four discals 
and two stout and two lesser marginals, third with three pairs of 
discals and a row of marginals, fourth bristly over entire surface. 
Length 8.5 to 13 mm. 
Female: Front two-thirds as wide as either eye. Orbitals 
present. Abdominal chsetotaxy less dense, in allotype as follows; 
second segment with one discal and one marginal pair, third 
with a discal pair and a marginal row, fourth with a discal and a 
marginal row. 
