SYSTEMATIC POSI'IMOX AM) STKrciM' K A I. I >1"IA 1 l.S. 
later l(>t((M' he asscMis that the insect in (incstion is I lie pciii 
Cicada, w ilh wliich \w is laniiliar. 
An addition to this record was i-cc(m\(mI in is'.is in a post.il 
Mr. J. ^V. Scaton, 8trasl)iir<x, Cass Connlv, Mo., who icpoii^ 
llu\v appeared there in the sunnncM- of is'.ij. as ili(>\ did nUo in 
(Brood XXI), heinijf nuniei'ous l)olh vears. 
'V]\c Stal(^ and counly records ai*e: 
I.orisiANA. Mi)r('lu)iisc. 
Missorui. Cass. 
>di<'al 
t'n„n 
thai 
IS'.Ki 
Pig. 30.— Map showing distnibution of Brood XXX, I'Jls. 
SYSTEMATIC POSITION AND STRUCTURAL DETAILS. 
Tlic periodical Cicada belongs to the Homoptera, one of the two 
divisions of the Heniiptera, or great order of sucking insects, la in i ha r 
to the public mind under the name of ''bugs/' and including, in a(hM- 
tion to the graceful and attractive species like the Cicada, such foul- 
smelhilg species as the plant bugs, scpiash bugs, and certain animal 
j^arasites. The incMubei-s of the suborder I loinoptei'a, to W/hich the 
Cicada and its alH(\s belong, are, 1io\v(>\(M'. (hstinctly reniove<l from 
the lower sulxmhu" of ''J)Ugs" just i-efeiicd to. namely, (he Hetercp- 
tera, and as a rule lack the disgusting odor and habits of the latter 
and less est-eein(vl suborder of sucking insects. The Homoptera as a 
rule comprise clear-winged insects, which subsist on the juic(\s of 
