-228-. . 
ORANGE TORTRIX ( Tortrix c itrana Fern.) 
Florida J. R. Watson (June 20): An unusual outbreak of the orange 
tortrix has occurred in certain groves in Polk County. In 
one grove a careful check of the extent of damage indicated 
that they had destroyed 4 per cent of the crop. 
MITES (Acarina)' 
Florida J. R. Watson .( June' 20): The purple mite ( Paratetranychus 
citri McG.) and the six-spotted mite ' Tetranychus sexmaculatus 
Riley) has "been numerous, but with the advent of heavy r<\ins it 
is diminishing in numbers. 
CITRUS APHID (Aphis ggiraecola Patch) 
Florida J. ?.. Watson (June 20) : The green citrus aphid, which 
became very scarce during the latter part of May, has again 
increased in numbers and is doing considerable damage to young 
growth on tangerines in the citrus district of the Siate and on 
Satsuma oranges in Alachua County. 
COTTONY-CUSHION SCALE ( Icerya purchasi Maskell) 
Arizona C. D. Lebert (June).: .The cottony cushion'- scale is "becoming 
quite ahundant in the- vicinity of Phoenix and it is rapidly 
going over to citrus from ornamentals, pftt'osporum plants at 
several residences have been killed. The scale has been found 
.<\ 
on roses, pittosporum, citrus, nandena, ornamental willows, and 
I gladiolus. Lady beetles ( Vejialia cardinalis Muls.) are being 
introduced at various points of infestation, and in several 
cases the beetles have apparently completely destroyed the scale, 
The scale has been found at Chandler, Mesa, Safford, Tucson, and 
in the vicinity around Phoenix. 
