79 
The species has a wide distribution as shown by its reported occur- 
rence in New Hampshire, Massachusetts, District of Columbia. New 
Jersey, Pennsylvania, Michigan, Indiana, Illinois, South Dakota, Kansas, 
California, Texas, Mississippi, and Georgia. We have reared it from 
grubs collected at Hagerstown, Md., by H. L. Parker; from Hadley, 
Mass., and Chelsea, Vt., collected by H. E. Smith; from Ercildoun, 
wos 
Fic. 14. Microphthalma disjuncta Wied., male. 
Pa., by J. C. Hamilton; from Crooks, S. Dak., by C. N. Ainslie; and 
from Lafayette and Lewis, Ind., Deford, Farmington, and Holly, Mich., 
and Swanton, O., by A. F. Satterthwait, D. G. Tower, R. J. Kewley, 
and the writer. Mr. H. E. Smith reared it from grubs collected at Broad 
Brook, Conn., in 1915, and from Greenwood, Miss., in 1914. Mr. 
Norman Criddle writes January 10, 1918, that he has reared M. dis- 
juncta from white-grubs collected in Manitoba. 
The adult is a rather large fly (Fig. 14, and Pl. VI, Fig. 22, 23), 
varying in length from 9 to 14 mm. The thorax is grayish above with 
