Heteroptem from North Queensland. 271 



somewhat foveate at base ; posterior tarsi with the first joint 

 shortest, third longest. 

 Long. 6 mm. 



Division Cylaparia. 



Volkelius, gen. nov. 



Head short, broad, transverse, abruptly deflected in front 

 of eyes, broadly centrally sulcate on basal area, with eyes 

 very much broader than anterior margin of pronotum ; 

 rostrum reaching the anterior coxa?; antennas strongly pilose, 

 with the first joint strongly incrassate, shorter than head, 

 second joint about as long as head and pronotum together, 

 more slender than first, but distinctly clavate at apex, third 

 about as long as pronotum, incrassate, attenuate towards 

 base, fourth incrassate, shorter than third, and narrowed at 

 base and apex ; pronotum rugosely punctate, with a narrow 

 anterior collar and two transverse callosities before middle, 

 a little tumid and convex posteriorly, and deflected anteriorly, 

 basal margin about three times broader than anterior margin, 

 lateral margins almost obliquely straight, lateral angles 

 rounded but not prominent, posterior margin slightly con- 

 cavely sinuate before scutellum, which is tumid, subtriangular, 

 and profoundly, centrally, longitudinally sulcate ; lateral 

 margins of the corium carinately reflexed ; cuneus longer 

 than broad; membrane with a single oblique basal cell; 

 legs pilose, femora a little thickened, posterior tarsi with the 

 first and second joints almost subequal in length, third a 

 little longest ; connexivum exposed, with the posterior 

 segmental angles prominent. 



Allied to the West African genus Sahlbergella, Haglund. 



Volkelius sulcatus, sp. n. 



Reddish ochraceous ; antennae (excluding extreme base), 

 eyes, scutellum, lateral margins (widened posteriorly) and 

 inner apical margins of corium, membrane, spots to con- 

 nexivum, and legs black ; anterior and intermediate tibiae 

 (excluding base) and the tarsi (excluding apex) pale ochra- 

 ceous ; a minute pale spot to membrane near apex of cuneus ; 

 pronotum rugulosely punctate ; scutellum granulate, pro- 

 foundly centrally sulcate. 



Long. 7|-8£ mm. 



Eucerocoris suspectus, sp. n. 

 $ . Pale reddish ochraceous ; antennae, eyes, a central 



