Jan. 15, 1925 
Scale Insects of the Subfamily Ortheziinae 
109 
v. Antennae normally 7-segmented; size smaller, 2-2.25 mm. 
u\ Anal ring with chitinized lateral wings, and, beyond 
these, a few short conical spines on each side; anterior 
section of ovisac band with a row of pores 2 to 3 deep 
along and within its outer (anterior) margin, and with 
a single row of pores of the same diameter along the inne r 
(posterior) margin; eyestalk conical-rounded__ 
.... lasiorum Cockerell. 
ivu\ Anal ring without wings, conical spines cn each side 
wanting; anterior section of ovisac band with a single 
row of pores along the outer (anterior) margin, and 
another single row, with each pore about half as large 
as the adjacent pores, along the inner (posterior) mar¬ 
gin; eyestalk tuberculate, with flattened base.... 
_______ olivacea Cockerell. 
it. Antennae normally 8-segmented; size larger, about 3 mm. 
or more. 
i. Ovisac band with only a single row of pores, not very dis¬ 
tinct in one species, along the inner (posterior) margin 
of anterior median section; spine collars around open¬ 
ings of thoracic spiracles evident, but not prominently 
developed. 
y . First antennal segment at least one-fifth wider than 
long, the inner margin, at most, slightly curved; 
row of pores along inner margin of ovisac band con¬ 
spicuous_ boliviana, new species. 
yy. First antennal segment at least one-fifth longer than 
wide, the inner margin rather distinctly gibbous; 
row of pores along inner margin of ovisac band in¬ 
conspicuous and in some sections apparently want¬ 
ing____ grandis Hempel. 
xi. Ovisac band with a row of pores 3 or more wide along the 
posterior margin or through the posterior third of the 
anterior section; spine collars around the thoracic 
spiracular openings conspicuously developed, 
z. Anterior median section of ovisac band with numer¬ 
ous pores through its posterior half, as well as a 
single row along the anterior margin; eyestalk 
usually without traces of a lateral tubercle; fourth 
antennal segment usually a little shorter than the 
fifth. ___ solidaginis Sanders . 
zz. Anterior section of ovisac band with a pore band 
about 3 deep only, and running along the posterior 
margin only, not penetrating the spine band to 
any marked extent; eyestalk usually with a more 
or less fully developed and often conspicuous 
lateral tubercle; fourth antennal segment usually 
but not always distinctly longer than the fifth 
___ urticae (Linnaeus) 
