INDEX. 



Abies concolor, Aspidiotus ehrhorni taken under lichens thereon 13 



food plant of Leucaspis kelloggi 12 



Pkysokermes concolor 10 



grandis, food plant of Leucaspis kelloggi 12 



magnifica, food plant of Leucaspis kelloggi 12 



shastensis, food plant of Leucaspis kelloggi 12 



Ablerus, characters in table 72 



axureonotus, references to original description 70 



pulchriceps, parasite of Aleyrocles longicornis 76, 90 



reference to original description, host 70 



Abutilon abutilon, food plant of Aleyrodes abutilonea 92 



Acacia horrida, food plant of Diaspis sp 77 



montana, food plant of Lepidosaphes intermedia victorise 17 



sp. , food plant of Aspidiohis subfcrvens 14 



Acaiithothrips . characters in table 43 



doanei, food plant 65, 68 



in table 45 



new species, description 64-65 



Aclerda distortn, host of Coccophagus zebratus 81 



Adialytus maidaphidis, parasite of Aphis maidis 153 



.^olothripidse, characters in table 42 



description 45 



^olothrips, characters in table 42 



description 47 



kuwanaii, food plants 48, 67 



in table 43 



wild California lilac 41 



new species, description 47-48 



robustus in table 43 



new variety, description 48 



^rna lanata, food plant of Saissetia punctulifera 10 



^sculus glabra, food plant of Aspidiotvs ohioensis 14 



Agave, food plant of Pseudococcus ephedrse 5 



mexicana, food plant of Opvntiaspis javanensis. 18 



Ageratum, food plant of Aleyrodes raporariorum 93 



Aleurodicus anonse on Anonn miiricata 93 



reticu lata 93 



sp 93 



squamosa 93 



cockerelli on guava 92 



cocois and scale insect, cause of a widespread disease on cocoaniit. . . 92 



on cocoanut 92 



guava 92 



holmesii on guava 92 



mirabilis on Anona sp 93 



persese. (Sec Paraleyrodes persex.) 

 63054°— 12— -2 175 



