THE GEAPE LEAF-EOLDER. 



9 



Following is a list of parasites of Desmia funeralis reared by the 

 writer : 



HTMENOPTERA. 



Apanteles canarsiae Ashm. 

 Habrobracon johannseni Yier. 

 Meteorus dimidiatus Cress. 

 Pardianlomella ibseni Gir. 



Tachinophyto variabilis Coq. 

 Exorista pijste Walk. 



Trichistus pygmaeus Cress. 

 Mesochorus scitulus Cress. 

 Gemocerus sp. 



DIPTERA. 



I Leshiomima tenera Wied (PI. IV, j, h). 



Fig. 4. — Apanteles cwnarsiae, a parasite of the grape leaf-folder: a, Apanteles larva feeding on grape leaf- 

 folder larva; 6, adult Apanteles (natural size at right below); c, cocoon of same; d, pupa of same. Much 

 enlarged. (Original.) 



The following notes were made on the life histories of several of the 

 foregoing species during the course of the study. 



Scvfral individuals of Apanteles canarsiae Ashm. (fig. 4) were found 

 in considerable numbers. Their small white cocoons were quite 

 abundantly scattered over the larval webs of Desmia during the latter 

 part of August and the first of September. The minute, sluglike 

 larv£e of the parasite feed externally, a single individual completely 

 consuming the soft parts of its host. Wlien fully grown the larva 

 crawls some distance from the remains of its host, and within an hour 



