151 



ochraceous, the anterior and posterior margins with a central 

 black spot, the latter also inwardly, outwardly and laterally 

 margined with black, the disk is also sufÎQsed with brownish 

 ochraceous on each side of central fascia and marked with a ciirved 

 black spot; mesonotuni with two central anterior obconical spots 

 only denoted by their pale margins and ochraceous apices, a 

 longitudinal spot in front of each anterior angle of the cruciform 

 élévation and a central spot to disk of same and two longitu- 

 dinal fasci;e on latéral margins, ochraceous; body beneath black; 

 margins of face, base of rostrum, longitudinal streaks and apices to 

 femora, subbasal annulation to intermediate tibiœ, posterior tibiae 

 excluding bases and apices, intermediate and posterior coxœ and 

 trochanters (excluding central spots) and a sublateral fascia to 

 prosternum, ochraceous; tegmina and wings hyaline, the first 

 with the costal membrane, postcostal area and the venation 

 ochraceous, the last becoming piceous on apical area, costal vein 

 black, a spot on the venation to the second, third and fourth ulnar 

 areas, the last at its apex, transverse veins at bases of apical areas 

 and spots near apices of longitudinal veins to apical areas, fuscous; 

 wings with the venation ochraceous becoming piceous near apex, 

 margins of anal area piceous; latéral margins of pronotum pro- 

 duced, not prominently angulate but angularly rounded; rostrum 

 slightly passing the intermediate coxae; face not profoundly 

 centrally sulcate, the transverse latéral ridges prominent. 



Long. excl. tegni. Ç 25 mill. Exp. tegm. 75 mill. 



Hab. : Argentine; Prov. SaUa(S. Venturi, Brit. Mus.). 



Division Moganniaria. 



Mogannia l)inotata sp. n. — $. Head above pale greenish- 

 ochraceous, margins of front, anterior margins of vertex and broad 

 basai margin black; pronotum pale greenish- ochraceous, its 

 anterior and posterior margins emerald-green ; mesonotum black 

 wih two large discal green spots which do not reach the anterior 

 margin and are notched anteriorly; abdomen above brownish- 

 ochraceous, centrally black at base, posterior margin of fifth 

 segment greyishly pilose; body beneath and legs testaceous-red ; 

 tip op face, upper surfaces of anterior femora, coxal spots, and 

 broad latéral margins and apical area of abdomen black; tegmina 

 and wings hyaline; tegmina slightly bronzy-green at base, the 

 costal membrane sanguineous, the venation beyond basai area 

 fuscous; wings with the venation fuscous, paler near base, base 

 of anal area fuscous; front conically but not acutely produced; 

 rostrum reaching the intermediate coxce; posterior tibire with three 



