-162- 
often composed of several thousand individuals and it generally 
feeds on the lichens on the trunks of trees, particularly 
on citras and ir.agnclia trees, "cut soir.9tirr.es it does not con- 
tent itself with this rather beneficial behavior but attacks 
the blossoms and young fruit and leaves of citrus. There has 
been an unusual number of complaints this year aid in sc: 
sections the beetle seems oO be unusually abundant and is 
found not only on the plants enumerated above but on oleander 
as well, 
CITPOPHILUS MEALYBUG ( pseudococcur. g V -^ni Green) 
California Monthly Sews Letter, Los Angeles Co. Hort. Comm., Vol. 
10, "o, 6, June 15; Mr, H. M. Armitage, Deputy Horticultural 
Commissioner in charge of Los Angeles Ccunty Insectari 
this past month received a shipment of one of the :. -Ug 
parasites from Australia. Propagation in the County Insectary 
of the Tetrachemus species has been carried on from tta i la- 
ment and the progeny have been released in citrophilus i 
bug infested groves in an attempt to secure their establi 
in as Eany areas as possible. By June 16 the first generation 
of parasites had been produced and liberated and many more 
are to folic . 
BLACK SCALE ( Zoi. - cia oleae Bern.) 
California Monthly News Letter Los An v. rt. Comm, Vol. 
No. 6, June 15,1928: This season 1 s liatch of black s< 
according to Ur« ' . . filcomb, Deputy Horticultural Commissioner 
in Los Angel e 8 County in cl i iiga'ting and spr . 
has been decidedly retarded during the last reeks of 
first part of June, 1 the black sc :ed to hatch 
much earlier than last season, especially in the £ lando, 
Claremont-Pomona, an. E - Lttier sections, t ch 
seemed to be practically I ... r pa rt 
y during the cool weather at that time, , is 
felt that as ^oon * tiona . to more 
continu us warm iayS| the remaining young scale "-ill h tch 
very rapidly in a 
of black scale fo. - t . n 
r 
juajcr pa. 
could be found in all parts of the coi 
ctiven :' t i.-- • ■ for 
Bt« 
