192 



Eliltia rather short, scarce!}- broader, aud nearly one-half longer than the head and 

 thorax, widest at the middle, sutural stria deep, sides hlightlj- margined, apex 

 obtuse. 



Le(is piceous, very long and slender, anterior tibije strongly incurved. 



Under parts piceous. 



Dijers fram 0. muiultts in its much smaller size, narrower form, very long and 

 slender piceous legs, and in sculpture. 



Ilahitat, North America ; the only specimens of this species which I have seen are 

 in the collection of Dr. N. A. C. Dohrn, of Stettin. 



Orthoperus nigricans. 



0. nigricans, Matthews, Biol. Cent.-Amer. Col. ii. pt. i. p. 123, 1H88. 



L. c. -(^jv lin. = 0"63 mm. — Late ovalis, convexus, nitidus, modice puuctatus, 

 aterrimus, pilis brevibus sparsissime indutus ; pro)toto parvo, sat minute puuctato, 

 interstitiis glabris, lateribus marginatis, margine basali vix sinuatu, angulis fere 

 rectis ; eli/tris capite atque pronoto parum longioribus et parum latioriljus, atque 

 magis profuiule puuctatis, interstitiis glabris, apicibus valdc rotundatis, dilutioribus; 

 pedibus atc^ue antenuis nigro-piceis, tibiis anterioribus longis, incurvatis. 



Bodi/ broadly oval, convex and shining, moderately punctured, deep black, furnished 



with scattered hairs. 

 Jfiad but little exposed ; eyes moderate ; antennae moderate, piceous. 

 Tliora.v small, rather minutely punctured with the interstices smooth and shining, 



sides margined, basal margin scarcely sinuated, with the angles nearly right 



angles. 

 Scutcllum small, triangular. 

 Elytra rather longer and rather broader, aud more deeply punctured than the head 



and thorax, with the interstices smooth and shining, extremities much rounded 



and pale. 

 Abdomen with the pygidium exposed, black. 



Le(is moderate, pitchy-black, with the anterior tibiie long and incurved. 

 Under parts black. 

 Differs from O. ovalis in its much smaller size, more rounded and less convex form, 



pitchy- black legs and antenna^ and deep black colour. 



Ilahitat, Central America, found in the City of Guatemala by Mr. Champion. 



Orthoperus ovatus. 



0. ovatus, Matthews, Biol. Cent.-Amer. Col. ii. pt. i. p. 1'24, 1888. 



L. c. f^ lin. = 0'63 mm. — Ovatus, validissime convexus, nitidissimus, fere 

 glaber, rufo-castaneus ; pronoto sat longo, indistinctissime puuctato, margine basali 

 leviter sinuatu, angulis fere rectis ; elt/tris capite atcjue pronoto parum latioribus, 

 sesqui longioribus, ante media latissimis, postice attenuatis, glabris, nitidis, apice 

 sat acuto, dilutiori ; pedibus atque antennis pallide ferrugineis. 



Bodii ovate, exceedingly convex, very shining, almost smooth, rufo-castaueous. 

 TIcad large, much exposed ; eyes large ; antennie moderate, flavescent, with the 



club dusky. 

 Thorax rather long, very indistinctly punctured, basal margin slightly sinuated, 



with the angles nearly right angles. 

 Scutelliiin very small, triangular. 



