of Hemiptera Heteroptera from Japan. 431 



angular greyish white patch ; the punctures in the space from 

 the latter to the base more or less confluent in different indi- 

 viduals. Membrane white, the spaces between the nerves at 

 the apex more or less broadly fuscous. Sternum black. Pro- 

 sternum round the base of the legs brown. Legs black or 

 dark piceous : coxa^ first pair black, shining, second and third 

 pitchy brown : fulcra^ first pair dark pitchy brown, second 

 and third yellow : thighs, first pair black or dark piceous, apex 

 yellow ; second and third yellow, more or less broadly dark 

 piceous before the apex, second always less broadly than the 

 third : tihke yellow, apex of the first pair and base of the 

 third fuscous or blackish : tarsi yellow, apex of the first joint 

 and third joint entirely brown. 



Abdomen, underside black. 



Length 2-2^ lines. 



Somewhat allied to D. luridus ; but it is much broader than 

 that insect, and has besides differently coloured antennae and 

 legs. 



Diplonotus hemipterus. 



Black, not shining. Elytra grey, with piceous punctures. 

 Membrane rudimentary. 



Head black. Antennce pale brownish yellow ; first joint, 

 basal half black j third at the apex broadly and fourth entirely 

 black; sometimes the apex of the second joint is narrowly black. 

 Eyes black. Rostrum piceous. 



Thorax. — Pronotum black, anterior half of the collar generally 

 brown, posterior angles and margin more or less broadly brown. 

 Scutellum black, with a few punctures on the sides ; apex 

 narrowly greyish white. Elytra grey, with piceous punctures ; 

 anterior margin pale yellowish white, next the apex a black 

 spot, apex narrowly pale yellowish white ; a little before the 

 apex is a small piceous spot formed by the confluence of a 

 few of the punctures, not reaching the outer edge of the an- 

 terior margin ; inner posterior angle with a somewhat trian- 

 gular greyish white patch, in which there are generally one or 

 two piceous punctures, and above the patch frequently several of 

 the punctures are confluent and forma dark blotch. Membrane 

 rudimentary, black ; apical margin with two white or whitish 

 spots. Sternum black ; posterior margin of the ^^ro- and 

 metanotum narroAvly brown. Legs black : coxce black : filcra 

 of all the pairs yellow : thighs, first pair black, base narrowly 

 and apex yellow ; second and third pale brownish yellow, 

 apical half more or less dark brown : tibia' yellow : tarsi 

 yellow, third joint brown. 



Abdomen black : conncxicma brown. 



Length 2\ -2\ lines. 



