HEMIPTERA OF COLORADO. 
113 
Jlaiiitou, September 29th, on Salix (Gillette). 
Typhloeyba tricincta Fh. Oet. Gillette. 
1 ort Collins, Sei^tember 27th, on grass (Gillette!. 
Typhloeyba vitifex Fh. Uet. Gillette. 
tort Collins, September 4th, on Virginia Creeper (Baker). 
Fort Collins, September 27th, on grass; Spring Canon, eight 
miles sonth-west of Port Collins, May 11th (Gillette). 
Typhloeyba vitifex Harr. var. eoloradensis Gill. Det. Gillette. 
Fort Collins (Gillette, 6). 
Fort Collins, March Sth, hibernating under dead leaves 
in vineyard (Baker). Fort Collins, May ISrh to August 19th, 
on grape (Gillette). 
Typhloeyba vitis Harr. 
Colorado (Van Duzee, 5). ^ 
This record is certainly a doubtful one, and probably 
refers to vitifex. 
Typhloeyba vulnerata Fitch. Det, Gillette. 
Spring Canon eight miles sonth-west of Fort Collins, May 
11th; Fort Collins, June 23d on Virginia Creeper (Gillette). 
Fort Collins, March Sth, hibernating under leaves in 
vineyard, and September 4th on Virginia Creeper (Baker). 
Psylla coryli Riley ]Vrs. Det. Riley. 
steamboat Springs, July 26th (Gillette). Manitou, July 
(Tucker). 
Psylla gillettei Riley Ms. r)et. Riley. 
Fort Collins, May 23d; Rist Canon, April 10th (Gillette). 
Rist Canon, April 20th on willow; Fort Collins, May 7th on 
alfalfa; Cameron Pass July, 5th, above timber on a dwarf 
Salix (Baker). 
Psylla liegundinis Riley Ms. Det. Riley. 
Fort Collins, June 4th (Gillette). Fort Collins, June 9th 
on alfalfa ( accidental), and September 26th, abundant on 
box-elder; on the latter date a black ant was found carrying 
a living specimen from the tree to the ground (Baker). 
