E. BERGROTH, HEMIPTERA FROM BRITISH EAST AFRICA. 9 



having tlie exocorinm black. As suggested by Stål, also 

 P. niger H. Sch., maurus Stål, and atromaculatus Stål are 

 only slight colour-varieties of it. * 



21. Plionergates simulatus ii. sp. 



Nitidus, elytris opacis; niger, corio (parte apicali ex- 

 teriore excepta) fiisco, ad marginem apicalem macula magna 

 flava etiam marginem eostalem late tangente ornato, angulo 

 basali interiore et margine basali membranae ochraceis, ab- 

 domine rufo, fascia basali segmentorum connexivi supra et 

 subtus et segmento sexto ventris (lateribus exceptis) nigris, 

 segmentis genitalibvTs fuscis; antennae fuscae, rostrum et 

 l^edes fusco-nigra, tar^is testaceis. Caput lobo postico pro- 

 noti subaeque longum, antennis corpore dimidio brevioribus, 

 articulo primo excepto XDilosis, articulo secundo primo triplo 

 longiore, articulo primo rostri secundo paullo breviore. Prono- 

 tum dense fortiter punctatum, lobo antico praeterea lineis 

 laevigatis impressis sculpto, angulis apicalibus in tuberculum 

 obtusum prominulis, lobo postico antico distincte longiore, 

 lateribus carinato, angulis lateralibus leviter prominulis, 

 rotundatis, impressione longitudinali pronoti lata et profunda, 

 a medio lobi antici ultra medium postici extensa. Scutellum 

 rugosum, medio impressum, ajDice liorizontaliter productum. 

 Elytra abdomine paullo breviora, corio pilis brevibus fuscis 

 suberectis sed retrorsum curvatis parce vestito. Abdomen 

 subtus fere impunctatum, glabrum, disco medio deplanato, 

 superficie ventrali connexivi transversim dense subtiliter rast- 

 rata,. segmento sexto ventris feminae medio duobus praece- 

 dentibus unitis breviore, limbo lato apicali acclivi, subim- 

 presso, medio nonnihil elevato, segmento genitali primo fe- 

 minae late profunde sinuato, basi medio leviter tuberculato, 

 lobis ej US lateralibus fortiter divergentibus, apice non dilata- 

 tis, ultra apicem abdominis parum productis, segmento geni- 

 tali secundo maxime acclivi, obtrapeziformi, apice truncato 

 quam basi sat multo latiore. Femora antica subtus granulis 

 minutis praedita; fossa spongiosa tibiarum anteriorum vix 

 quartam earum partem occupans. Long. $ 14,5 mm. (Mus. 

 Stockholm. ) 



Guaso Nyiro. 



Closely allied and very similar to Ph. caudalis Bergr. 

 ined. (the description of which will be published in another 



