134 CRABRO PODAGRICUS. 



adopted ; the apical segment of the C. exiguus has the upper 

 surface triangular and punctured. 



12. Crabro podagricus. 



C. niger ; abdomine clavato; tnetathoracis spatio subcordiformi, 

 l;c\ i ; tibiis posticis valde inerassatis ; metasterno denticulo 

 armato. 



Crabro podagricus, Vand. Lind. Obi. ii. GO. 23. 



Shuck. Foss. Hym. 157. 10. 



U'esm. Hym. Foss. Belg. 130. . r ). 

 (Jrossocerus podagricus, St. Fary. Ann. Sue. Ent. Fr. iii. 786. 24 ; 

 Hym. iii. 189. 23. 



Female. Length 2f-3| lines. — Black ; head smooth and shining, 

 a longitudinal impression extending from the anterior stemma 

 to the face, which is canaliculated ; the scape yellow, with a 

 black line behind ; the inner orbit of the eyes and the clypeus 

 covered with a dense silvery pubescence ; the tips of the man- 

 dibles ferruginous, the palpi pale testaceous. Thorax : the 

 mesothorax very closely and delicately punctured, with two cen- 

 tral and two lateral longitudinal impressed lines extending to 

 the disk ; the enclosed subcordiform space at the base of the 

 metathorax shining and very delicately punctured at the sides, 

 the line of enclosure consute ; a longitudinal impressed line 

 down the centre, broad at the base, narrowing and becoming 

 nearly obsolete at the apex of the enclosed space, beyond which 

 it again widens into a deep fossulet ; the posterior portion of 

 the metathorax punctured above and transversely striated below ; 

 the mesosternum has behind on each side a minute tooth ; the 

 collar with sometimes a dot on each side, and the base of the 

 wings, yellow ; the wings iridescent, the nervures and tegulae 

 piceous ; the anterior legs with the knees and tibiae in front and 

 above, the intermediate tibiae above, and the posterior ones 

 with a yellow ring at their base ; the anterior and intermediate 

 tarsi yellow at their base, their apex rufo-piceous ; the posterior 

 pair piceous, the anterior ones slightly ciliated, and the inter- 

 mediate and posterior tibiae slightly spinose, the latter pair 

 much thickened on their exterior towards the apex. Abdomen 

 clavate, smooth and shining; the apical segment pinched at 

 the sides, forming a trilobate concavity above, the apex rufes- 

 cent. 



Male. — A little smaller than the female, and differing in having 

 the anterior femora yellow inside and testaceous above, with 

 the posterior margin beneath fimbriated ; the intermediate 



