^Ir. W . L. Distant on Iloinojttcra. 81 



Allied to Ni/alo/iita, Dist,, from which it differs ])y the 

 tricarinatc and basally rounded non-euiarf^inate face, carinate 

 elypeiis, the non-dilated anterior tibiie, and dillcrent venation 

 to tegmina. 



Mahanorona cowani, sp. u. 



Body above brownish ochraceous, speckled and marked 

 with black ; vertex with two prominent black spots on each 

 lateral marjijin ; clavus with a prominent transverse black 

 spot at about one-third from base ; tegmina more densely 

 spotted with black before and after middle, the latter more 

 piceous than l)lack ; face black, the lateral margins and the 

 two outer central carinations more or less spotted with ochra- 

 ceous, the posterior margin broadly ochraceous ; clypcus, 

 rostrum, body beneath, and legs ochraceous, speckled and 

 spotted with black or piceous ; a large black spot on each 

 side of prosteruum and a similar spot on each side of meta- 

 sternum ; two annulations to anterior and intermediate 

 eoxaj, three more or less distinct annulations to anterior and 

 intermediate femora and tibiie, apex of posterior femora and 

 all the tarsi more or less purplish browu or piceous; struc- 

 tural characters as in generic diagnosis. 



Long., incl. tegm., 11 mm. 



Hab. Madagascar; Muhanoro {Cowan, Brit. Mus.). 



MiNCOPius, gen. nov. 



Head (including eyes) distinctly narrower than pronotum, 

 vertex sub(juadrate, foveately depressed, the lateral margins 

 ridged, the apex truncate ; face about twice as long as broad, 

 tricarinatc, the central carination straight and robust, the 

 lateral ones curved and not quite reaching base, basal 

 margin angularly sinuate, posterior margin rounded bf^fore 

 clypcus, which is broad and not carinate ; pronotum mode- 

 rati'ly short, transverse, anteriorly subconically produced 

 between the eyes, basal margin truncate, the posterior lateral 

 angles slightly rounded ; mesouotum longer than pronotum, 

 broadly triangular, centrally finely carinate ; rostrum almost 

 reaching the posterior coxie ; legs moderately long, posterior 

 tibiie with two spines, anterior tibiie distinctly compressed 

 and dilated ; tegmina convexly oblique, a little longer than 

 the abdomen, the costal margin a little concavcly sinuate 

 near middle, radial vein l)ifurcating at a short distance from 

 base, upper longitudinal veiu bifurcating slightly farther on ; 

 the apical halves of tegmina possess numerous transverse 

 veins, giving a subreticulate appearance. 



