IIEMIPTERA HETEROPTERA. 1 5 1 



Bhick, fusiform, sliglitly convex and sliininp;, with hardly any bristles. 

 Head hardly jjunctured, transversely and very slightly rugulose, about half 

 the breadth of the thorax. Eyes bright red. Antoniite much less than half 

 the length of the body; first joint red at the tip; second a little longer 

 than the third ; fourth much longer than the third ; fifth a little shorter 

 than the fourth. Thorax with a few large punctures along each side, and 

 with an indistinct transverse furrow which is obsolete on each side and is 

 accompanied by a few large punctures. Scutellum with a few huge 

 punctures, its breadth at the base much shorter than its length. Legs 

 robust; til>iaB with stout spines. Fore wings dull, thinly and minutely 

 punctured, more largely punctured along the hind border; membrane 

 piceous. Length of the body 5^ lines. 



a. Orizaba. From M. Salle's collection. 



2! . ^THUS FORTIS. 



Niger, cra!ixu<!, elliplicus, nilem ; capitis thoracistjue latera selosa ; caput 

 oblique striatum ; antcvnte fulvcc, articutis '3o 4oque apice nigri- 

 caiilibu.i ; thorax subglahtr, sulco transversa sulcoque hrevi longilu- 

 dbiali ; sciitellinn suhpunrtalum, pedes crassi, tarsis rufescentihus ; 

 alee anticce glabra, quadristriatce, membrana alba. 



Black, robust, elliptical, shining, slightly convex, beset with stout 

 bristles along the sides of the head and of the thorax. Head more than 

 half the breadth of the thorax, almost smooth, except some oblique striae 

 on each side in front. Eyes black. Rostrum reddish. Antennae tawny, 

 about one-third of the length of the body ; joints from the second to the fifth 

 slightly and successively increasing in length ; third and fourth joints black- 

 ish, except towards the tips. Thorax almost smooth, with a distinct trans- 

 verse furrow very near the fore border, and with an indistinct longitudinal 

 furrow which extends from the transverse furrow to one-third of the length. 

 Scutellum thinly punctured, very much longer than iis breadth at the base. 

 Legs thick, with stout spines; tarsi reddish. Fore wings smooth, with two 

 stritE near the cosia and two near the hind border ; membrane white, hya- 

 line. Length of the body 3:^ lines. 



a. Oajaca. From M. Salle's collection. 



22. iEjHUS TENUIS. 



Niger, elliplicus, nitcns, subglaber ; capitis thoracisque latera setosa ; an- 

 tennce picect ; thorax sulcis dvobus transversis subarcuatis, sulco brevi 

 longitudinali ; scutellum subpunclatum ; pedes picei ; alee aniicm 

 subglabrce, quadristriatce, membrana fmca. 



Black, elliptical, shining, nearly flat, a few long bristles on the sides 

 of the head and of the thorax. Head nearly smooth, about half the 

 breadth of the thorax. Eyes black. Rostrum reddish. Antenna; piceous, 

 about one-third of the length of the body; joints from the second to the 

 fifth about equal in length. Thorax nearly smooth, with two slightly 

 enrved transverse furrows, one very near the fore border, the other across 

 the middle; a slight longitudinal furrow extending for a short space 

 hindward from the first transverse furrow. Scutellum with a few punc- 

 tures, much longer than its breadth at the base. Legs piceous, stout. Fore 

 wings almost smooth, with two stris near the costa and two near the bind 

 border; membrane brown. Length of the body 2:1 lines. 



a. Orizaba. From M. Salle's collection. 



