SCALE-INSEOTS. 63 
Sunpivision II, 
Female insects naked LECANIDE. 
Females propagating without ovisac, ar- 
boreal Lrcanium, 
Females constructing ovisac, arboreal PULVINARIA. 
Not yet represented in New Zealand. 
Females propagating without ovisac, sub- 
terranean, retaining feet and antennz Lxcanopsis. 
Females propagating without ovisac, sub- 
terranean, losmg feet and antenne ACLERDA. 
Nore.—The genus Physokermes, Targioni-Tozzetti, is placed 
by Signoret (loc. cit., 1874, p. 87) amongst those which here 
form this subdivision; but there seems to be no sufficient dis- 
tinction between it and Lecaniwmn. 
Suspivision III. 
Insects covering themselves with secretion 
of cottony or felted matter Lercano-Cocci2. 
Secretion felted, scarcely apparent on 
adult female, conspicuous on male pup and 
female of early stages; edge fringed ERiocuitTon. 
Not yet represented in New Zealand. 
Secretion felted, appearing only in the last 
stage, after gestation SIGNORETIA. 
Secretion felted, forming a nearly com- 
plete sac on adult female before gestation LEcaNoprasPis. 
Secretion felted, forming complete sac on 
adult female PHILIPPrA. 
Secretion cottony, covering adult female 
only after gestation LicHTEnsta. 
Secretion cottony, forming a complete sac 
on adult female before gestation ERIOPELTIS. 
Suspivision I.—LECANODIASPID, Targioni-Tozzetti. 
Female insects exhibiting in all stages the abdominal cleft 
and lobes. lLarve free, naked, active. Females after the first 
metamorphosis constructing over themselves a carapace, shield, 
