44 



MIOCENE FAUNA. 



stones, without any external covering to conceal the cells. The 

 wings of a true wasp (Vespa atavina, Heer, fig. 289), with dark 



Fig. 293. Fig. 297. Fig. 296. 



Fig. 295. Fig. 294. 



CL Pig. 287. Apis adamitica, Heer, twice nat. size. 



t-^ Fig. 288. Ponera veneraria, Heer, twice nat. size, a, female ; 6, male. 

 e Fig. 289. Vespa atavina, Heer, three times nat. size ; from Moudon. 

 tf,^Fig. 290, a } b. Ammophila inferna, Heer. 

 ? Fig. 291. Imhoffia pallida, Heer, enlarged. 

 ^ -5-' 5 Fig. 292. Formica lignitum, Germ, a, female 5 b, male (F. heraclea, 



Heer, ol.) ; c, worker. 

 j Fig. 293. Myrmica tertiaria, Heer. 

 ^ Fig. 294. Ichnmtmon infernalis, Heer. 

 t Fig. 295. Xylocopa senilis, Heer. 

 # Fig. 296. Bombus Jurinei, Heer. 

 Fig. 297. Scolia Saussureana, Heer. 



tips, have been received from the Miocene of Moudon ; so that 

 this type reaches back into Tertiary times. 



Of the sand-wasps (Sphegidse), which display great agility in 

 running and flying about over the sand, and carry off spiders 

 and caterpillars to bury them in their burrows, four species have 

 been found. One of these (Ammoj)hila annosa, Heer) resembles 



