Hemipterous Fauna of Madagascar. 211 



pression which is also continued through the scuteUum to 

 near the apex which is pitchy. Inner claval margin and 

 base, base of costa and a subcostal streak to corium (the 

 last extending through half its length) pitchy. jSIembrane 

 brassy. Abdomen above red with bluish reflexions, con- 

 nexivum olivaceous with a broad black fascia at the mar- 

 ginal incisures. Body beneath pale olivaceous, marginal 

 borders of prosternum, mesosternum and metasternum, 

 a central longitudinal line extending through sternal keel 

 to apex of abdomen, segmental borders, stigmata and a 

 stigmatal row of short fascia? somewhat thickened at each 

 end, black. Rostrum pitchy-olivaceous, reaching a little 

 beyond apex of sternal keel. Legs olivaceous, somewhat 

 pitchy. 



Long. 20 to 21 mill. ; exp. pronot. ang. 10 to 11 mill. 



Antananarivo. 



Allied to the African species. P. calidum, Fab. 



Abdomen above bluisb-green. 



Ventral keel alx)ut reaching anterior coxaj. P. calidum, Fab. 



Abdomen above red. 



Ventral keel not reaching anterior cox^. P. ruhens, Dist. 



All the black markings beneath in P. rubens are much 

 broader, and the posterior margins of the pronotal angles 

 less excavated than in P. calidum. 



Mygdonia elongata, n. sp. (PI. V. figs. 2, 2a, 2b.) 



Black. Head clothed with fine yellowish pubescence. 

 Antennas very dark castancous, apical joint somewhat 

 paler. First and 4th joints longest, subequal, 2nd longer 

 than 3rd. Pronotum granulose and rugulose, with the 

 lateral angles produced transversely, broadly and sub- 

 acutely, and two submarginal basal tuberculous points 

 parallel to basal angles of scutellum. Scutellum trans- 

 versely and irregularly rugulose, with the apex narrowly 

 and obscurely fuscous. Corium thickly and finely punc- 

 tured, faintly tuberculate. Membrane opaque. Abdomen 

 above body beneath and legs concolorous, tarsi castancous, 

 1st joint thickly covered below with yellowish pile. 



The body and legs are very faintly pilose. Scutellum 

 with the breadth and length subequal. Body beneath 

 with second segment much the broadest, its apex produced 

 posteriorly and forming anterior half of a large raised 

 tubercle deeply sinuatcd on disc, which occupies the greater 



