10 
BULLETIN 419, U. S. DEPARTMENT OF AGRICULTURE. 
has constructed its cocoon, within which pupation takes place (fig. 4, c). 
In about five days the adult Apantales issues. 
Meteorus dimidiatus Cress. (PI. IV, 7i) was found reasonably abun- 
dant in one locality in Virginia. It attacks the Desmia larvae during 
the early autumn. When full grown the larva spins an oval brownish 
cocoon 4 or 5 mm. long, which it fastens down to the grape leaf with 
Fig. 5. — Perilampus platygaster, a parasite of Meteorus dimidiatus, which in turn is a parasite of the grape 
leaf-folder: a, Adult female (profile view below); b, pupa of same;c, pupa case of grape leaf-folder from 
which adult Perilampus issued. Greatly enlarged. (Original.) 
silk threads. Numerous adults were reared during September from 
cocoons collected on grape leaves. This species is itself parasitized, 
Perilampus platygaster Say having been found attacking it in both 
the larval and pupal stages (fig. 5; PI. IV, i). 
On September 27 several eggs of a new species of eulophid, Pardian- 
lomella ibseni Gir. (fig. 6) were found scattered over the web and body 
