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Toxoptera aurantii Boyer^is a most serious pest of the mandarin orar.-:e, not 
only "becav-.se of the direct injury, Vat as a transmitter of a serious disease 
kills the tender shoots. Although the aphids occur throughout the trees, thi dis- 
ease is found only on the lower limbs, within 15 inches of the ground. - Ls- 
ease is especially destructive to newly budded stock and almost always follows an 
aphid attack. This aphid was abundant during November, December, and Jan ■ Ir. 
addition to orange this insect is also very harmful to coffee and -rape: 
141$ C . HA1O0US KOMOPTEEA 
Aconophora ualiescens Stal is the most serious pest with the exception of 
Toxotryoana curvicauda G-erst. on papaya. It also damages quince, rosearple, 
orange, apple, and is found on coffee, elderberry, ylang-ylang, grapefruit, 
mandarin and mango . 
Ae thai ion quadra turn Fowl, is a membracid that breeds on avocado. It was found 
in numbers from November to February, and was also recorded from toronjo (Ci 
decumana ) . 
Ae thai ion reticulatum L. was collected on February 21 on poro (G-liricidia 
maculata ) . 
Bo loo not a . i naeoualis Fairm. breeds on. soursop. It was found during recemcer, 
January, and February on avocado, apple, coffee, croton, roseapple, cashew, and 
lemon. . 
Bolbonota ins ignis Fowl, was damaging mango during November, the tender shoots 
being covered with the nymphs. It also breeds on soursop and is found on avocado, 
cherimoya, and orange. 
C icadella areolata Sign, is always present on the leaves of arrowroot (l^arar.ta 
ar^ndinacea ) . During the end of November and the first part of December, rice 
suffered heavily from the feedin-~ of this insect. 
Cicadella laudata Walk, was collected on coffee, December 26, at Paso Ar.chc 
de San Sebastian. 
Cicadella miniaticens Fowl, was abundant during early November on clover. 
Cicadella oardalina Fowl, was destructive to tender shoots of apple. It 
occasionally visits papaya, quince, roselle, erapefnait, and oraive. 
Cicadella pro lixa Lethierry was collected early in November on avoca... . 
Cicadella sexlineata Sign, was abundant from August to February on geraniums 
and daisies. 
Cicadella testudinaria Fowl, was collected on coffee during la at 
Paso Ancho de San Sebastian and San Pedro de I s de Oca. I'- re- 
corded from lemon, Casuarina equisetifolia , rid fuchsia at San Pedro de . de 
Oca. 
(1) Det. P. W. Mason 
