232 ENTOMOLOGICAL NEWS. [October, 



that Eriococcus azalea Comst. is native beyond all doubt. No 

 less than 26 species have been found in greenhouses in Massa- 

 chusetts alone. The species already recorded by Signoret to 

 inhabit greenhouses in Europe and which are now found in 

 North America are designated in italics Signoret. 



MONOPHLKBIN^:. 



1. Icerya purchasi Mask, 1878. 



So far as I know, this coccid has been found but once, and 

 in a greenhouse at Cambridge, Mass. ; found there by Dr. 

 Hagen. This is a very common species living out of doors in 

 California. 



PORPHYROPHORIN^. 



2. Conchaspis angraeci Ckll. 



C. rodriguezice Newst. is the same. Described as a Pscud- 

 inglisia. Found in greenhouses in England (Newstead). 



COCCIN^E. 



3. Eriococcus coccineus Ckll. 



Originally described fron a greenhouse in Nebraska, on a 

 rat- tail cactus (Cockerell). 



4. Eriococcus azalea? Comst., 1881. 



Originally described from one of the U. S. department green- 

 houses at Washington, D. C. on Azalea (Comstock), and since 

 then, found on Azalea in the College greenhouse at Michigan 

 (G. C. Davis), and have been found living out of doors on 

 Azalea mtdi flora at Ithica, N. Y. (Comstock), and on white 

 thorn (Cratccgns cocdnea) in deep woods at Methuen, Mass. 

 (King). 



5. Dactylopius citri Risso., 1813. 



First described from greenhouses in Europe, is now found 

 on Croton fern, Arabian and Libcrian ft^r- plants in the U. S. 

 department greenhouses at Washington, D. C. (Comstock), 

 on Habrothommis and Solanuin jasinoides in the College green- 

 house at Colorado (Baker), on orange, coffee, tobacco, Croton, 

 Ipomca, Lean/, Habrot/io/nni/s, Picon ia and Solamtm jaswoidcs 

 at Florida ( Gossard), on greenhouse plants at Santa Fe, N. M. 

 (Cockerell), on Coleus, Cactus, Geranium and ivy at L/awrence, 



