CONTENTS 5 



PAGE 



Genus Pseudodiaspis ......... 52 



Pseudodiaspis atriplicis n. sp. . . . . . . .53 



Pseudodiaspis condaliae n. sp. . . . . . . .54 



Pseudodiaspis parkinsoniae (Ckll.) . , . . . . 56 



Genus Xerophilaspis ......... 57 



Xerophilaspis prosopidis Ckll. ....... 58 



Genus Leucaspis . . . . . . . . . . 59 



"Leucaspis" cupressi Coleman ....... 59 



Genus Lepidosaphes . , 60 



Lepidosaphes concolor (Ckll.) . . . , , . . 60 

 Lepidosaphes ceanothi n. sp. . . . . . .62 



Genus Aspidiotus .......... 63 



Aspidiotus candidulus Ckll. ....... 63 



Aspidiotus covilleae n. sp. . . . . . . . .64 



Aspidiotus graminellus Ckll. (?) . . . . . .65 



Genus Chrysomphalus ......... 66 



Chrysomphalus covilleae n. sp 66 



Supplement 68 



Phenacoccus betheli Ckll 68 



Trionymus grindeliae Ferris ....... 68 



Aspidiotus graminellus Ckll. ....... 68 



Targionia covilleae (Ferris) ....... 68 



