HEMIPTEEA HF.TEROPTER.V. 573 



Fore wings nut covering the siJes of the abdomen ; membrane with longi- 

 tudinal veins. 



Arvelius mormideoides. 



Fer rug i ne us ; antenna rufte ; abdomen teslaceo lenuiter marginatum; 

 pedes ruji, )tigro eonspersi ; membrana fusca. 



Ferruginous, piceous beneath. Eyes piceous. Antennae red. Abdo- 

 men narrowly bordered with testaceous above and beneath. Legs red ; 

 femora and tibice speckled with black. Membrane of the fore wings brown. 

 Length of the body 4.^ lines. 



a. Rio Janeiro. Presented by the Rev. H. Chirk. 



Page 397. 



ACANTHOSOMA IMMUNDA. 



Rufescente teslacea, aspere ct sat sparse punctata; caput nigricans, 

 rufescente marginatum ; antenna testaeea, articulo bo piceo basi 

 luleo ; thorax spinis duabus longis validis apice nigris ; scutellum 

 vitla postica nigra ; pectoris carina bene determinata ; spina ventralis 

 coxai intermedias atlingens ; membrana pallide cinerca, vitta lata 

 nigricanle. 



Reddish testaceous, elongate-oval, roughly and rather thinly punctured. 

 Head elongate, triangular, blackish above, excepting the sides, which are 

 reddish and slightly elevated. Eyes red. Antennae testaceous, more than 

 half thi; length of the body; first joint extending beyond the front of the 

 head ; second longer than the first and than the third ; fourth a little 

 longer than the third; fifth piceous, luteous at the base, longer than the 

 fouilh. Thorax with two stout acute spines, which are black towards their 

 lips and are nearly as long as half the breadth of the thorax. Scutellum 

 with a black stripe, which is abbreviated towards the base. Sternal keel 

 deep. Ventral spine extending to the middle coxae. Legs testaceous, 

 slender. Membrane pale cinereous, with a broad blackish stripe. Length 

 of the body 3 \ lines. 



Hindustan. In the National Museum at Melbourne. 



ACANTHOSOMA ALATICORNIS. 



Fulcii, longi-ovalis, aspere punctata ; caput production, subacutum, lateri- 

 bus rcflcxis ; antenna picc<r, basi testaeea ; thorax latcri bus ant iris 

 fasciaque lata teslaceis, oornubus latis linearibus longissimis apices 

 versa* nigris latis el recurvU ; abdomen ferrugineum, lateribus vitta 

 ventra/i el carina prctorali teslaceis ; pedes teslaci i ; a/a anlica basi 

 margine />mtico maculaque apicali teslaceis, membrana fusca. 



Tawny, elongate-oval, shining, roughly punctured. Bead elongate, 

 slightly acute; sides reflexed. Eyes piceous, not prominent. Rostrum 

 extending to the hind coxae ; tip black. Antennas piceous, slender ; first 

 and second joints testaceous; first extending much beyond the bead; 

 second as long as the third; fourth longer than the third; fifth shorter 

 than the fourth. Thorax pale testaceous along e.ich side in front, with a 



