12 
Parasite. Host. 
Coccophagns lecanii Lecanium persicae. 
Lecanimn on plum. 
Pseudocoecus aceris. 
Lecanium liesperidum. 
Coccoj)hagus fraternns Lecanium persicsB. 
Coccophagns cognatus Lecanium liesperidum. 
Lecanium sp. on plum. 
Lecanium persicsB. 
Coccophagns immaculatus ...Eriococcus azaleas. 
Coccophagns llavifrons Lecanium sp. on Pinus australis. 
Coccophagus llavoscutellum.. Lecanium liesperidum. 
Lecanium spp. from California, 
I tact y lop ins destructor. 
Lecanium tulipifersB. 
Pnlvinaria on plum. 
Pulvinaria on Sullengia. 
Pnlvinaria innumerabilis. 
L.« auium oe plum. 
Lecanium sp. on Adenostoma. 
Lecanium sp. on Arctostaphylos. 
Coccophagns californicus [cerya pnrchasi. 
Coccophagus Lunulatus Aspidiotus aurantii. 
Coccophagus scntatus Kermes sp. on Qnercus agri folia. 
Coccophagns ochraceus Lecanium sp. on Adenostoma fasoionlatum. 
Prospalta murtfeldtii Vspidiotus uvae. 
Aspidiol us Bp. on cherry. 
Aspidiot u> sp. on currant. 
Prospalta aurantii Aspidiotns aurantii \ r ar. citrinus. 
Aspidiotus ancylns. 
Aspidiotus pini. 
A v] i idiot us juglans-regiaB. 
M\ t ilaspis citricola. 
Mytilaspis albus var. concolor. 
Mytilaspis eucalypti. 
Lecanium persicse. 
Chionaspis sp. on undetermined food plant. 
Ablerus clisiocampse Chionaspis furfurus. 
Aspidiotus Bp. on pear and apple. 
Pbyscus varicornis Aspidiotus ancylns. 
Chionaspis quercus. 
Chionasjds americana Johnson MS. 
LIST OF HOSTS AND PARASITES. 
Family Aphidid i . 
Hosts, Parasites. 
A]»his brassicsB Aphelinus mali 
Aphis monardae Aphelinus mali 
Siphonophora rosa> Aphelinus mali 
Glyphina eragrostidis Aphelinus mali 
Pemphigus fraxinifolii Aphelinus mali 
Schizoneura lanigera Aphelinus mali. 
Family Coccid^e. 
Aspidiotus ancylns. Prospalta aurantii. 
Physcus varicornis. 
