ARABIAN HYMEKOPTKRA. ■ 31 



159. PiiiYNCHiuM i^ATErvALE. Vespa lateralis, Fahr. Ent. Sijst. ii, 

 275. 

 Akeek. 



100. PaiiNCHiuM cYANOi'TEpuM, Sctiiss, Mon. Guepes, Sol. Siijfl, 

 177. 



Hor Tamanib. Akeek. 

 Inhabits West Africa. 



IGl. Rhynchium ardens. Female. — Red, very finely punctured. 

 Eyes piceous, deeply notched on the inner side. Third and following 

 segments of the abdomen black. "Wings blackish, cinereous and 

 partly lurid towards the base, the latter hue most prevalent along the 

 costa of the fore wings. Length of the body 7 lines. Male / — Head 

 black above ; a triangular yellowish white spot above the antennae ; 

 front yellowish white, silky. Thorax with a large black spot on the 

 scutum, Abdomen black at the base. Length of the body Hues. 



Allied to B. cyanopterum ; the outline of the luteous part of the 

 fore wings is much more oblique. 



Mount Sinai. 



162. Rhynchium feevens. Male and female. — Red, very finely 

 punctured. Head black above ; a triangular yellowish white spot 

 above the antennae, a streak of the same hue in the notch of each 

 eye ; front yellowish white, silky. Eyes piceous, deeply notched on 

 the inner side. Thorax with a large black spot on the scutum. 

 Abdomen bhick at the base ; third and following segments black. 

 Wings blackish, cinereous and partly lurid towards the base, the 

 latter hue most prevalent along the costa of the fore wings. Length 

 of the body 5 — G lines. 



Mount Sinai. 



103. Rhynchium zonatum. Male and female. — Red, thickly 

 punctured. Head yellow in front. First joint of the antennae yellow 

 beneath in the male. Second and third segments of the abdomen 

 yellow. Wings cinereous, luteous along the costa ; veins luteous, 

 piceous tow'ards the tips. Length of the body 5 — 7 lines. 



Distinguished from B. brunneum and from R. Carnaticum by the 

 markings of the abdomen and by the wings, whose tips are not 

 brown. 



Wiidy Ferran. 



