12S 
PRELIMINARY LIST 
J^ecanium perforatum Newstead. 
Denver, Novem>)er 24th 
(Gillette). 
I^ecaninm sp. 
Det. CockerelL 
on Eajjhis in green house 
Manitou, September 27th on rose (Gillette). Regarding 
this species Mr. Cockerell (in litt.) says; “It seems not to 
be rosarum, or the Santa Fe species, for its antennae are 
seven-jointed. In the Santa Fe species the antennae have 
eight joints. The antennal formula in your Manitou insect 
is 3 (24) (17) (56).” 
J^ecanium sp. 
Manitou, September 27th on oak (Gillette). Regardiim 
this species Mr. Cockerell says: “The antennae are eight” 
jointed and the antennal formula is 3 (24) (18) (567).” 
Aspidiotus ancylus Put. Pet. through lliley. 
Canon City, April 30th abundant on pear (G. M. DuBois). 
Aspidiotiis camelliae Boisd. 
College greenhouse, September 10th 
Aralia, and Ficus elastica (Baker). 
Bet. CockerelL 
on Japanese Quince, 
Aspidiotiis dictyosperini Morgan. 
College greenhouse, September 10th on 
elegans (Baker). 
Det. Cockerell. 
Champaeropsis 
Aspidiotiis ficus Ashm. CockerelL 
Denver, November 24th on Phormium tenax in m-een- 
house (Gillette). 
Aspidiotus liowardii Cockerell. Cockerell 
Canon City, August 31st on fruit of plum (Gillette). 
Aspidiotus nerii Bouche. Pet, Cockerell. 
On lemons exposed for sale in the shops (Cockerell, 10). 
College greenhouse, September 10th on oleander and 
Dracaena (Baker). 1 ort Collins, December 28th on Califor¬ 
nia lemons and oranges in the market (Gillette). 
Aspidiotiis perniciosus t’omst. Pet. Cockerell. 
tort Collins, December 30th on California pears in the- 
