e 
- Stegnorum. 
—\—  Tinzis cardui. Fabricius, Panzer, Latreille. 
Cardui. Toa bite thistles. ogg 
380. Ana. | GENus CCCLXXX.*? Aravus. Fabricius, Panzer. 
bus. Cimex. Linn. Geof. De Geer. 
Body depressed. Fost al simple. Antenne with 
cylindric joints, the second articulation longest. 
. 1. Lunatus. . 
radus lunatus. Fabricius, Latreille. 
Inhabits Europe. , 
Famity II. Gerrida. 
Feet very long, formed for walking on the water, 
with the nails very minute, inserted laterally into a fis- 
arms fhe extveapig, of Se. last Joint of the tere 
ssi. Hr.  GENus:CCCL Hyprometra. _ Latreille, La- 
prome- marck, Fabricius. 
TRA. Crmex. Linnzus, Geoffroy. 
AQUARIUS. remmrecrs 2 
Antennz setaceous, the third joint much longer 
the rest. Anterior feet simple. Head elongate-cylin- 
dric, apex thickened. 
A Schellenberg 
ibe Free 
_ Genus CCCLX I. Vewsia. Latreille. 
Crex. ~ Rossi. 
Hypnromerra. Fabricius, 
feet raptorious. Rostrim two-jointed. Head some- 
what vertical. 
Lanatus. 
382. Ve- 
LIA. 
i 
Middle of the under 
Dr spn of that this is 1 
is is is merely the 
state of the Rant a 
[i. Gerris. Latreille. 
XXXII. 
Crmex, gern eae Schrank, Geoffroy. 
ves es berg. 
black. Thorax with an elevated line, extending to the 
middle of the back. Lateral margins of the thorax and 
abdomen with the anus reddish. 
‘um. Fabricius, 
Gerris pa . Latreille. 
Inhabits France, England, and Sweden. 
: «ENTOMOLOGY. 
silky whi 
the abdomen, and its elevated margin, with red . 
123 
The species of this genus are certainly but little Metabolia. 
known ; they are either subject to great variation, or are = 
very numerous, 
Trine IV. ACANTHIDES. : 
Labrum prominent. Eyesvery large. Feet formed 
for Moco g and ing. 
Genus 35 . Acanruna. Schrank, Latr, 384. Acay- 
Crmex. Linnzus, De Geer, Geoffroy. — THis 
Saupa. Fabricius. - 
Lyczus. Wolff. 
Antennz filiform. Rostrum straight, long. 
Sp. 1. Maculata. Black spotted, with pale colour, Maculata, 
canthia maculata, Latreille. ; 
Inhabits Europe in moist places. 
Genus CCCLXXXV. Lerropus. Dufour, Latr, (385. Lep- 
Antennz setaceous. Rostrum arcuate, short. _ POPUs: 
Obs. Of the we know nothing; the genus 
was first observed by Dufour in southern France. 
Section Il. Aquatica. 
Antenne very minute, not exserted, inserted beneath 
the eyes. 
Obs. All the insects of this Section live in the water. 
Trisz V. Betosromipes. 
Tarsi alike, all cylindric, biarticulated, and furnished 
with nails. Body depressed. 
_ Famuty I. Pelogonida. 
Anterior feet not ious. 
Genus CCCLXXXVI. Petoconus. Latreille. $86. Pexo- 
Feet all formed for walking. Tarsi of the anterior ¢0Nvs. 
pair of feet, with the first joint very short. Body orbi- 
culate-ovate. Antenne four-jointed. 
Sp.1. Marginatus. 
’clogonus marginatus. Latreille, Gen. Crust. et Ins. 
3. 143. 
Acanthie bordée. Latreille, Hist. Nat. des Crust. et 
des Insect. 12. p. 142. 
Inhabits the south of France. 
Famuy Il. Belostomida. 
Anterior feet raptorious. 
Genus CCCLXXXVIL Gareutvus. Latreille. 
Navucoris. Fabricius. 
Tarsi =n ihe ‘ biarticulate, cee: with two 
strong eq’ ils. Antenne: sim) — beneath 
the internal angle of the eyes, three.joim 
. 1. Oculatus. 
oculatus. Latreille. 
Naucoris oculatus. Fabricius. 
Inhabits Carolina. 
Genus CCCLXXXVIII. Berosroma. Latreille. 388, Be- 
Tarsi of the anterior feet with a simple nail. An- Lostoma. 
tenne semi-pectinate, inserted under eyes, four- 
jointed. 
Sp. 1. Testaceo-pallidum. Pale, testaceous, eyes ci- Testaceo- 
nereous, 4 pallidum, 
Inhabits, South America, 
Trise VI. Nepipes, 
Anterior tarsi united with the tibia. Body depres- 
sed or linear. 
Marginatus. 
$87. GaL- 
GULUS. 
Oculatus. 
Famuty I. Naucorida. 
Anus without sete. Tarsi of the four posterior feet ; 
distinctly biarticulate, Antenne four-jointed. 
