]\Ir. W. L. Distant's Rhynchotal Notes, 323 



XXXIX .—n/ii/ncJiotal Notes.— jrV. By W. L. DiSTA NT. 



Heteuopter A. 



Fam. PentatomidaB. 



riacostermim alleni, sp. n. 



Brownisli ocliraceous, more or less coarsely blackly ininc- 

 tate ; corium with a large marginal, pale,, sparingly punctate 

 spot before middle ; body beneath paler and niueli less 

 ])imctate than above, abdomen with two central series of 

 pale obliquely transverse spots ; head with the central lobes 

 distinctly longer than the central lobe, their apices well 

 separated ; anteiiiifo ochraceous, basal joint not nearly 

 reaching apex of head, third and fourth joints slightly longer 

 than second and fifth ; rostrum about reaching the inter- 

 mediate coxye; pronotum broad, the lateral margins dentate 

 the Literal angles strongly upwardly and forwardly |)roduced, 

 their apices toothed on each side and slightly obtusely pro- 

 duced centrally ; mesosteinal ridge slender anteriorly and 

 extending to between the anterior coxae, metasternal elevation 

 broad and angulate; abdomen beneath sparsely punctate and 

 centrally broadly suleatefor more than half its length ; head 

 pronotum, and seutellum coarsely blackly punctate, corinm 

 less coarsely and more brownly punctate ; membrane brownish 

 and coarsely veined. 



Long. 2U mm. ; exp. pronot. angl. IG mm. 



Borneo ; Banting (6r. D. A.). Type Brit. Mus. 



Named after the iiev. G. Dexter Allen, who captured the 

 species. 



Fam. EeduviidaB. 



Margasus nivealis, sp. n. 



Pronotum, seutellum, and corium black ; anterior lobe of 

 pronotum, anterior area of posterior lobe, seutellum, coriuin 

 (excluding apical angle), and the sternum thickly and almost 

 entirely wliitely tomentose ; head, rostrum, abdomen beneath 

 and legs dark castaneous ; femora with a broad subapical 

 ochraceous annulation ; antenna dark castaneons, first joint 

 a little longer than head and pronotum together (remaining 

 joints mutilated in typical specimen) ; pronotum about as 

 wide at base as long, posterior lateral angles acute, ])rominenf, 

 posterior lateral margins concavely oblique, posterior mar"in 

 truncate, posterior angles distinctly lobately produced ; seu- 

 tellum with the disk tuberculate, the apex not elevated; 



