in the British Museum and elsewhere. 203 



marginal spot near middle of corium and a larger black spot 

 to cuneus; head with a long, porrect, anterior, central spine ; 

 first joint of antennaa a little more than half the length of 

 second ; pronotum strongly constricted and depressed before 

 middle ; scutellum carinately tumid ; hemetytra obliquely 

 depressed on each side, the sutures forming a central longi- 

 tudinal carinate ridge ; posterior area of the corium before 

 cuneus semiglobose. 



Long. 5 mm. 



Bab. N.W. Australia: Adelaide River (J. J. Walker, 

 Brit. Mus.). 



The genus Armachanus is described and its type figured in 

 my second volume on the Rhynchota of British India, which 

 will shortly be published. The typical species was from 

 Ceylon. 



Division Plagiognathakia. 

 Dagbertus, gen. nov. 



Head somewhat large and subtriangular above, deflected 

 anteriorly, where it is conically produced, and a little laterally 

 compressed; eyes of moderate size, almost touching, but 

 projecting a little beyond the anterior angles of the pronotum ; 

 antennae slender, first joint about as long as head and stouter 

 than the other joints, second about or a little more than twice 

 the length of first, third and fourth slender, tomentose, third 

 longer than fourth ; rostrum long, passing the posterior coxae ; 

 pronotum trapezoidal, the posterior lateral angles slightly 

 subacutely produced, posterior margin slightly convex and 

 about twice as broad as anterior margin, lateral margins 

 nearly straight; scutellum subtriangular, about as long as 

 the pronotum ; hemelytra subhyaline, lateral margins almost 

 parallel, a little rounded ; posterior femora moderately in- 

 crassate, remaining legs mutilated in the types of the three 

 representative species. 



This genus may be placed near Episcopus } Reut. 



Dagbertus Darwini. 



Capsus Darwini, Butl. Proc. Zool. Soc. 1877, p. 89. 



Bah. Galapagos; Charles Island ( G. Darwin, Brit. Mus.). 



Dagbertus quadrinotatus. 



Capsus quadrinotatus, Walk. Cat. Het. vi. p. 113. n. 256 (1873). 

 JResthenia quadrinotatus, Atkins. Cat. Capsidae, p. 61 (1890). 



Rostrum passing the posterior coxa? ; not u reaching "same 

 as described by Walker. 



