Bibarramba allenella Wlshm. 
No. 8464 
Years recorded : 1947 and 1948 
Food Plant : Birch 
D istribution : Bruce, Carleton, Haliburton, Lanark, Renfrew and York 
larvae : July, Aug, and Sept. Pupae : Aug. and Sept. 
Number of Collections : 4 ('47), 9 ( ! 48) = 13 
Total Number of Specimens : 5 ('47),11 (»48) = 16 
Adults: (June ) 
Psilicorsis fletcherella Gibs. 
No. 8470 
Years recorded : 1942 - 1948 incl. 
Food Plant : POPLAR 
D istribution : Carleton, IJurham, Hastings, Lanark, Peterborough, Renfrew, Simcoe, York and Gatineau (Que.) 
larvae: Aug. and Sept. Pupae: Aug., Sept, and Oct. Adults : (June and July)* 
Nu mber of Collections : 3 ('42), 3 ('43), 4 ('44), 3 ('45), 4 ('46), 3 ('47), 4 ('48) = 24 
lo tal Number of Specime ns: 32 ('42),14 ('43),16 (>44), 6 ('45),15 ('46),10 ('47), 8 ('48) = 101 
Name 
Diptera 
Tachinidae 
Eusisyropa blanda (O.S.) 
Hymenoptera 
Braconidae 
Macrocentrus impressus 
Mues. 
Perilampidae 
Perilampus fulvicornis 
prothoracicus Smul. 
Occurrence 
of parasites 
Years 
recorded 
1946 
1947 
1945 
Distribution 
Carleton 
Carleton 
Carleton 
Date 
emerged 
Coll, yielding 
this parasite 
No. coll. 
(Feb.'47) 
(Feb.'48) 
(Mar.*46) 
No. larvae 
and/or pupae 
13 
