- 46 - 
Insect and Stage 
Lepicloptera (cont.) 
Lasiocampidae (cont.) 
Preparation 
Effectiveness 
Reference 
Malacosoma americana F. Powder as a 
(eastern tent cater- dust 
pillar) 
Effective 
Mclndoo, 
Sievers, and 
Abbott (66) 
in 1919 
Ditto 
Powder burned 
as a fumi,'"ant 
Ineffective 
Mclndoo and 
Sievers (65) 
.in 1924 
Ditto (larvae) 
Powder in 
water (1:1000) 
Effective 
Kelsall et al, 
(54) in 1926 
Malacosoma dis stria Hbn, 
(forest tent cater- 
pillar) 
Powder as a 
dust 
Ineffective 
Ditto 
Ditto 
Powder in 
water 
Ineffective 
Ditto 
Malacosoma neustria L. , 
larvae 
Malacosoma sp,, larvae 
Small eggar, larvae 
Powder in 
water (1 to 50) 
Powder in 
water (1:1C00) 
Powder in 
water 
100^ kill 
Effective 
^^ffective 
Fryer et al . 
(33) in 1923 
Kopp (55) 
in 1924 
Durham (27) 
in 1926 
Limacodidae 
Parasa herbif era Wlk. , 
mature larvae 
Fresh root 
sap in water 
Effective 
Gater (39) 
in 1925 
Lymantriidao 
Arctornis alba Bremer 
Com'l extract 
(?) + soap 
Effective 
Sonan (87) 
in 1927 
Euproctis pseudocon- 
spersa Strand 
Com'l extract 
(?) + soap 
Effective 
Ditto 
Euproctis sericea 
Wileman 
Com'l extract 
(?) + soap 
Effective 
Ditto 
Hemerocampa leucostigma Extract in 
A. <"- S. (viThito-marked water 
tussock moth) 
Effective 
Mclndoo, 
Sievers, and 
Abbott (66) 
in 1919 
