- 140 - 
Diptera 
Tachinidae 
Tachinomyia nigricans 
(Webb.) 
Ichneumonidae 
Phobocampe sp. 
Braconidae 
Bracon gelechiae Ashm. 
Apanteles sp. 
Rogas sp. 
Meteorus sp. 
Occurrence 
of parasites 
Years 
recorded 
1948 
1942 
Grey 
Gatineau 
(Que.) 
Carleton 
Peterbor ough 
Perth 
Renfrew 
Date 
emerged 
(Feb.*49) 
(Feb.*43) 
25 May 
*42 
(Feb.*47) 
(Jan.*49) 
5 July 
*48 
9 w —-w 
an .or pupae 
No 4960 Paleacrita vernata Pack. 
Years recorded : 1940 — 1948 incl. 
Food Plants : Elm (29), Maple (13), Cherry (5), Birch (3), Oak (2), and Basswood (2) 
Distribution: Bruce, Carleton, Dufferin, Grenville, Grey, Haliburton Bastings, Baron ^ nark - 
---- Lennox ^ Addington, Norfolk, Ontario, Peterborough, Renfrew, Simcoe and Wellington. 
Infestation: 1941 - light to heavy in Bruce (depending on host), heavy in Grey, Simcoe, Dufferm, 
Hastings, Lanark and Lennox and Addington 
1942 - heavy in Lanark, Hastings and Renfrew 
1943 - heavy in Renfrew, light in Hastings and trace in Lennox and Addington 
1944 _ heavy in the Ottawa Valley from Renfrew East, light in Lambton and Norlolk 
1945 _ trace to medium in Renfrew 
1946 - heavy in Simcoe, light in Carleton 
1947 _ light in Carleton 
Larvae : May, June 
Pupae : June , July 
Adults : (April, May) 
