kuo^^^l to occur. With the possible exception of ''Jasmine," no 

 tropical plants are included in the list. (6-259, 260.) 



Aspidiotus lataniae Sign. ^ 



Collected on Castilla sp. at Mayagiiez. 



Aspidiotus sacchari Ckll. 



Mentioned by Mr. Van Dine in 1911 (21-19, 31), 1912 (2^22) 

 and 1913 (23-251, 257) (24-34) as occurring on sugar cane. It is 

 a common but not serious enemy of this host. ]\Ir. Van Dine has 

 collected it at Guanica, Fortuna (near Ponce), Fajardo, and Cano- 

 vanas, and in addition it has been collected at Rio Piedras and 

 Humacao, all collections having been made from sugar cane. Ac- 

 cording to Mr. Hood, Mr. Sasscer stated that it occurred with Odo- 

 naspis sp. which I took on the stalks of para grass or "malojillo" 

 {Panicum harhinode) at Guanica. (9-70.) 



Pseiidaonidia tesserata (de Charm.). 

 From garden rose at Mameyes. 



Selanaspidus articulatus (Morg.). 



Collected by Mr. Busck "on orange leaves, El Yunque, February 

 18; about 2,000 feet altitude" in 1899. (2-93.) Has been men- 

 tioned by Mr. Barrett (1-445) and Mr. Tower (16-38) as an enemy 

 of citrus trees. Mr. Tower, in 1909, stated that '^Pseudaonidia arti- 

 culatus" was "causing a little trouble" as an orange pest. (17-25.) 



Taken by the writer on rose apple or "pomarrosa" {Jamhos 

 jamhos) leaves at Rio Piedras and on a blue gum {Eucalyptus sp.) 

 at Naguabo. It has also been taken on Anona muricata and Ficus 

 nitida, at Rio Piedras. 



('Itrfj.sornpltalus aonidum (Linn.). 



A serious enemy of citrus trees. In the publications of the Porto 

 Rico Agricultural Experiment Station its occurrence on the island, 

 fungi parasitic to it. and methods for its control have been discussed 

 by Messrs. Earle {ixn Aspidiotus ficus) (4^59), Barrett (1-445), Ilen- 

 rieksen (as Chrysomphalus ficus) (8-27) and Tower. (15-25. 26) 

 (16-32) (17-24) (19-14, 15.) With the exception of the last refer- 

 ence, ]Mr. Tower mentions this scale as Chrysoniplinhis ficus. 



It was collected by Mr. Busck in 1899 on Terminalia catappa, 

 8an Juan; on Anona muricata, San Juan; on oleander, Ponce; and 



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