30 OHIO STATE ACADEMY OF SCIENCE. 
AA. Female globular or reniform, in a hard shell; anal ring 
with hairs in larva but not in adult; larva fringed 
with spines KERMESINI 
AAA. Newly hatched larva with rows of dorsal spines ERIOCOCCINI 
AAAA. Newly hatched larva without rows of dorsal spines— 
female with soft, powdery, unarmored body DACTYLOPIINI 
Asterolecaniini. 
Insect with a fringe of glassy rods Asterolecanium Targ. p. 33 
Kermesini. 
One genus only Kermes Boit. p. 33 
Eriococcini. 
A. Female anai ring with hairs; antennae and legs well- 
formed in the adult; adult surrounded by secretion 
but dorsally naked Gossyparia Sign. p. 38 
AA. Adult forming a cottony sac; anal ring with eight hairs; 
caudal lobes long Eriococcus Targ. p. 38 
Dactylopiini. 
A. Antennae 9-jointed; anal ring of female with six hairs 
Phenacoccus Ckll. p. 39 
AA. Antennae 8- (sometimes 7-) jointed; anal ring with six 
hairs; body oval Pseudococcus Westw. p. 41 
Subfamily COCCINAE. 
This subfamily, which includes the genera, Pulvinaria, 
Coccus, EHulecanium and Naissetia, is omitted from this paper, 
but the author hopes to be able to publish later an account of the 
species reported in Ohio. 
Subfamily DIASPINAE. 
A. Seale of female circular to oval with central, sub-central 
or submarginal exuviae. 
B. Secale of male usually resembling scale of female in color 
and texture; only slightly elongated, 
C. Last segment of female with six groups of circumgenital 
egland-orifices Comstockiella, p. 69 
CC. Last segment of female with less than six groups of 
circumgenital gland-orifices; with much elongated 
chitinous processes extending anteriorly from bases 
of lobes Chrysomphalus, p. 69 
CCC. Chitinous thickenings smaller and shorter or wanting 
Aspidictus, p. 55 
BB. Scale of male white, delicate and carinated 
Diaspis, Aulacaspis, pp. 51, 53 
BBB. Scale of male elongated, not white and without carinae 
Parlatoria, p. 75 
