194 THE CANADIAN ENTOMOLOGIST. 



Legs ihin ; coxa, 88; femur and trochanter, 108; tibia, 92; tarsus, 76; 

 claw, 16; marginal spines of two sizes, 16 and 32 /^ long. Stigmatal 

 spines in threes, middle one 60 //. long ; laterals, 32 /^ long. I think the 

 above species is yet to be published by Prof. Cockerell. 



Iowa. 



These were sent by Prof Cockerell, collected by Prof. W. D. Hunter 



in 1900, now of the Dept. of Agriculture at Washington, D. C. 



Eiilecanium Cockei-elli, Hunter, Ames, Iowa. 



Eulecanmm IVebsteri, King, on Celt is Occident alls \ also on Acer 

 sacchariiium, Ames, Iowa. 



Arizona. 



Pulvinaria innuiiierabiiis, Rathv., on Acer negundo, Prescott, Ariz.; 

 coll. Cockerell, March 27, 1902. 



California. 



The following species were collected by Prof Cockerell while taking 

 some students and teachers through part of California in the summer of 

 1 901, and were referred to me for study : 



Aspidiotus hedercp. Vail., on leaves o( Eucalyptus, Pasadena, Calif. 



Asp idiot us rapax, Comst., on Isomer is arborea at San Pedro, Calif. 



Eriococciis adenostomce, Ehrh., on Adenostovia at La Jolla, Calif; 

 also on the same food-plant at San Pedro, Calif. 



Ceroplates irregnaris, on Atriplex confertifolia and A. polycarpa ? 

 at Lone Pine, Inyo Co., Calif. They occur only near or under the 

 ground. 



Dactylopius salinus, Ckll.. on grass on cliffs by the sea at La Jolla, 

 Calif 



Chionaspis pijiifolii, Fitch, on Pinus, sp. 



Pseudolecaniuvi Cali/ornicum, Ehrh. 



Saissetia olece, Bern., was also found on this trip by Prof Cockerell. 



Saissetia hemisphcerica, Targ., on pepper tree ( Schianus malla), La 



Jolla, Calif 



Colorado. 



The following species were collected by Prof Bethel, High School, 



Denver, Colorado, and sent to Prof. Cockerell, who turned them over to 



me : 



Chionaspis Lititneri, Comst., on Ceanothus, Steamboat Springs, 



Colorado. 



