191 



Orthoperus mundus. 



0. mundus, Matthews, Ent. Mo. Mag. xxii. p. 109, 1885. 



L. c. 'j^ lin. = "To-'ST mm. — Latus, rotundatus, sat depressus, aterrimus, vix 

 nitidus, alutaceus ; rapiV; magno, distiucte alutaceo, oculis prominentibus ; pronoto 

 lato, ad basim latissimo, minute alutaceo, impressiouibus tribus levibus ad basim 

 notato, una mediali, altera utrinque laterali, disco impunctato, lateribus rotundatis 

 et marginatis, margine dilutiori, margine basali scutellum versus multum produeta, 

 angulis fere rectis ; elytris capite atque pronoto parum latioribus, sesqui longioribus, 

 prope media latissimis, sat profunda alutaceis, punctis parvis equidistautibus, 

 striatim dispositis, notatis, linea suturali utrinque imi)ressis, lateribus valde 

 rotundatis, fortiter marginatis, margine dilutiori, apice valde rotundato, dilutiori ; 

 abdominis pygidio baud exserto ; pedibus brevibus, gracillimis, tiavis, tibiis anteri- 

 oribus fortiter incuvvatis ; antennis sat lougis, ilavis, clavis obseuris, articulo 

 quinto sexto longiori, baud latiori. 



Head large, minutely alutaceous ; eyes large and very prominent ; antennae rather 

 long, yellow, with the club dusky ; fifth joint longer, but not broader than the 

 sixth. 



Thorax broad, widest at the base, minutely alutaceous, with three faint impressions 

 near the base, one in the middle and one on each side, disc impunctate, sides 

 rounded and margined, with the margin pale, basal margin much produced 

 towards the scutellum, with the angles nearly right angles. 



Scutellum moderate, obtusely triangular. 



Elytra rather broader and one-half longer than the head and thorax, widest near 

 the middle, rather deeply alutaceous, marked with small equidistant punctures 

 arranged in striae, and an impressed line on each side of the suture, sides much 

 rounded and strongly margined with the margin pale, apex much rounded 

 and pale. 



Abdomen with the pj'gidium not exposed. 



Legs short, verj' slender, yellow, with the anterior tibi;p much incurved. 



Under parts piceous. 



Differs from all other species in its depressed rounded form, black colour, large head 

 and prominent eyes, and in sculpture ; in immature specimens the colour is 

 castaneous. 



Habitat, Europe, not rare. 



Orthoperus gracilipes, sp. n. 



L. c. -f^ lin. = 0'63 mm. — Latus, ovaliter rotundatus, sat depressus, nitidulus, 

 alutaceus, punctis minutis, distinctis, regulariter dispositis, notatus, aterrimus ; 

 capite sat parvo ; pronoto sat magno, antice minime excise, fere circulariter 

 rotundato, margine basali profunde sinuata, angulis acutis ; eh/tris sat brevibus, 

 pronoto vix latioribus, fere sesqui longioribus, ad media latissimis, stria suturali 

 profunda, lateribus leviter marginatis, apice obtuso; pedibus prtelongis, piceis, tibiis 

 anterioribus fortiter iucurvatis ; antennis modicis, flavescentibus, clavis piceis. 



Body broad, ovally rounded, rather depressed, deep black, moderately shining, 

 alutaceous, marked throughout with minute distinct punctures very regularly 

 disposed. 



Head small ; eyes moderate ; antennas moderate, flavescent with the club piceous. 



Thorax rather large, very little excised in front, almost circularly rounded, basal 

 margin very deeply sinuated with the angles acute. 



Scutellum very small, triangular. 



