igoi] ENTOMOLOGICAL NEWS. 3lt 



3. Pnlviiiaria persicea Newst., 1892. 



This was described from a peach tree under glass at Knuts- 

 ford, Cheshire, England (Newstead). 



14. Pnlvinaria floccifera Westw. 



In 1895, Prof. Cockerell described a species of Pnlvinaria 

 found on orchid {Brassia nerucosa^ in a greenhouse at Ottawa, 

 Canada, found b}- Dr. Fletcher, as P. brassice. Later, in 1899, 

 Prof. Lull described P. phaia, found by Mr. Cooley in the 

 College greenhouse at Amherst, Mass. ; also on orchid {Phaius 

 viaadatus.') Prof. Cockerell now believes these to be identi- 

 cal with P. floccifera, as interpreted hy "Mr. E. E. Green in 

 Entom. Mo. May, 1897, p. 73. P. floccifera is a very common 

 species in greenhouses in England, on Camella and orchids. 

 It is also found on several plants in Ceylon (Green). 



15. Vinsonia stelliiera Westw. 1888. 



This is a common greenhouse pest in Europe (Signoret.) 

 It is also said to be very destructive to potted plants in 

 Trinidad (Hart). 



16. Geroplastesfloridensis Comst., 1881. 



This has been found on Cinnaman casceia in a greenhouse in 

 Florida. 



17. Lecaninm hemisphaericnm Targ., 1869. 



This is one of the commonest of scale insects found in 

 greenhouses and potted plants in dwelling houses, especially' on 

 ferns ; in the department greenhouses at Washington, D. C, it 

 is found on orange, Drisipyrns, Chrysophylhis, sago palm and 

 Croton variegatus (Comstock), on Neprolepsis exaltatus and 

 Cycas in College greenhouse at Colorado (Gillette and Baker), 

 on house fern and potted plants in New Mexico (Cockerell), 

 on Cycas revoluta at Ames, Iowa (W. Newell), on two 

 species of ferns at Warehouse Point, Conn. (Dimmock), on 

 sword fern Pteris sp. at Lawrence, Kansas (S. J. Hunter), 

 ferns, palms, orange and Oleander va. Georgia (W. M. Scott), 

 on Areca catecho grown in pots at Jamaica (Cockerell), on 

 Cycas revoluta in Springfield Nat. Hist. Museum (Dimmock), 

 on ferns, Cycas revoluta, orange Oleander, at Lawrence, Mass., 

 and fern A^ephrolepis ticberosa at Cambridge, Mass. (King) ; 



