STATE AGRICULTURAL SOCIETY. 
779 
SAY’S HKTEROPTEROUS HEMIPTERA. 
blackish; lateral margin depressed, narrow, dull whitish or yel¬ 
lowish, with a series of brown punctures furnishing hairs: scutel 
with two yellowish lines behind, confluent at tip: hemelytra 
dull yellowish with blackish punctures; membrane a little 
clouded with dusky; rostrum piceous ; a yellowish spot and line 
over the incisure of each foot; coxae and trochanters pale yel¬ 
lowish; thighs somewhat robust, anterior pair thickest and 
with a small spine beneath ; tibiae dull yellowish. 
Length less than one-fifth of an inch. 
The thorax is rectilinear on the lateral edge as in fera Nob, 
but in that species the anterior part of the lateral thoracic mar¬ 
gin is not depressed, and the hemelytra are distinguished by a 
whitish spot. 
7. P. bilobata, Honey-yellow; hemelytra whitish, with a fus¬ 
cous band and spot at tip of the corium. 
Inhab. Lousiana and Mexico. 
Body pale honey-yellow or dusky somewhat hairy: antenna, 
terminal joint fuscous slightly longer than sub-equal to the pre¬ 
ceding and a little thicker : rostrum, second joint whitish, third 
dusky: thorax with the anterior lobe longer, transverse quad¬ 
rate ; posterior lobe not more elevated, but separated from the 
anterior lobe by a profound contraction and a little wider : he¬ 
melytra whitish ; corium with a fuscous band on the middle 
and spot at tip : thighs pale honey-yellow, fuscous towards their 
tips; anterior pair dilated spinous beneath blackish; pectus 
and postpectus black in the middle: venter black, margin piceous. 
Length one-fifth of an inch. 
This varies considerably in the coloring of the head and 
thorax which are sometimes even obscure cinereous, with 
obsolete blackish lines, and on the posterior part of the thorax 
of many specimens are three distinct black lines. It resembles 
vincta Nob. which however is not banded in the middle of the 
corium. 
8. P. dorsalis, Thorax with a whitish line; three last joints 
of the antenme subequal. 
Inhab. Indiana. 
Body dull honey-yellow, punctured: head with an obsolete 
whitish line: antenna rather robust, dull rufous; joints a little 
