‘88 INSECTS NOXIOUS TO AGRICULTURE. 
Group [TV.—COCCIDIN &. 
Adult females variable in form and colour; body segmented, 
the segments more or less conspicuous; naked, or covered with 
secretion which is mealy, cottony, felted, or waxy; active or 
stationary. No abdominal cleft or dorsal lobes ; abdomen end- 
ing in two more or less conspicuous protruding processes, or 
‘“anal tubercles.””, Mentum, when present, bi- or tri-articulate. 
Larve exhibiting anal tubercles as in adult. 
Adult males of general form of the family: abdominal spike 
usually short. Antenne usually of ten joints. Eyes often 
facetted. 
SUBDIVISIONS AND GENERA. 
Susprvision I. 
Adult females stationary; naked, or 
covered with cottony or felted secretion ; 
antennee of not more than seven joints ; ano- 
genital rmg with six or eight short hairs ; 
anal tubercles conspicuous. Eyes of male 
not facetted ACANTHOCOCCIDE. 
Adult female enclosed in closely-felted or 
waxy sac with double glassy fringe; apodous 
and without antenn PLANCHONIA. 
Adult females enclosed in a felted sac 
without fringe ; retaining feet and antennze Erziococcus. 
Adult females naked; retaining feet and 
antennee Ruizococcws. 
Genera not yet represented in New Zealand. 
Adult fetnales lying on cushion of cotton ; 
apodous and without antenne Nipvartia, 
Adult females lying on cushion of cotton ; 
retaining feet and antenne GOsSYPARIA. 
Adult females enclosed in a cottony sac ; 
apodous ; with or without antenne ; excreting 
from the abdomen a very long cottony ap- 
pendage ANTONINA. 
