INSECTS OF LOUISIANA. 305 



\Nezara pennsylvanica Beauv. (1805) pi. 11, fig. 5 : Rhaphi- 

 gaster sarpinus Dallas, Brit. Mus. Cat. Hemipt. (1851) part 1, 

 276. — Uhler.] 



RHINUCHUS Kirby. 



1. R. nasulus. — Posterior tibiae, in all their length, dilated 

 and compressed. 



Inhabits Georgia, Florida and Louisiana. 



Body fuscous : head with a projecting spiniform termination : 

 antennae reddish brown ; basal joint as long as the second, fuscous ; 

 terminal joint longer than the penultimate, yellowish : thorax 

 with small, elevated dots ; lateral angles more or less prominent : 

 hemelytra, membranaceous part blackish : tergum on the lateral 

 margin with a short whitish line at the incisures : thighs spinous 

 beneath, posterior pair much thickened: tibiae yellowish ; poste- 

 rior pair fuscous, dilated and compressed in their whole length ; 

 inner edge minutely denticulate ; exterior edge very obtusely a 

 little undulated : width decreasing to the tip. 



Length one inch. 



A large species. One of the spines of the posterior thighs is 

 sometimes much more prominent than the others. I received 

 several specimens from Mr. Oemler of Savannah, and I obtained 

 one in Florida besides these sent me by Mr. Barabino from 

 Louisiana. 



The posterior tibia) are much more slender at tip than those of 

 comprcssipes F. 



2. R. declivis. — Thorax dilated at the posterior angles ; be- 

 neath whitish sericeous. 



Inhabits Georgia and Louisiana. 



Body dark brown : head with an acute or spinous tip : antennae 

 dark ferruginous, terminal joint paler : thorax [11] much elevated 

 behind; the anterior declivity being almost vertical and sericeous 

 with very short, whitish hairs; numerous, small, distant tuber- 

 cles; lateral edge with short, thick spines; posterior angles 

 dilated, subacute at tip: scutel with a marginal impressed line 

 and dull whitish tip : beneath whitish sericeous : feet black, 

 fuscous ; thighs with four or five spines beyond the middle, pos- 

 terior pair not greatly dilated; posterior tibiae dilated their whole 

 length, more prominent towards the exterior base. 



Length one inch and one-fifth. 



20 



