CRABRO VAGABUNDUS. 141 



20. Crabro vagabundus. 



C. niger, flavo-maculatus ; metathorace Isevi. Fcem. 

 C. femoribus anticis subtus spina obtusa armatis. Mas. 



Crabro vagabundus, Panz. Faun. Germ. 53. 16 . 



Fan d. Lind. Obs. ii. 57. 18. 



Shuck. Foss. Hym. 149. 13. 



Wesm. Hym. Foss. Belg. 132. 8. 

 Blepharipus rnediatus, St. Farg. Ann. Sec. Ent. Fr. iii. 735. 6 ; 



Hym. iii. 140. 6 ?. 



Blepharipus 5-maculatus, St. Farg. Ann. Soc. Ent. Fr. iii. 738. 9 ; 

 Hym. iii. 144.9. 



Herr. Schaff. Faun. Germ. 179. 39. 

 Crabro subpunctatus, Dahlb. Hym. Europ. i. 349. 229. 

 Crabro 4-cinctus, Dahlb. idem, 526. 32 ? . 



Female. Length 4-5 lines. Black; head punctured and 

 slightly shining, an oblique impressed line extending from the 

 posterior stemmata to the margin of the eyes ; a longitudinal 

 line in front of the anterior stemma extending to the face, 

 which is canaliculated, smooth and shining; the clvpeus and 

 inner orbit of the eyes, as well as the lower portion of the 

 cheeks, covered with a silvery down ; the scape yellow, with a 

 dark stain behind ; the apex of the mandibles rufo-piceous. 

 Thorax punctured, slightly shining and subpubescent ; the 

 mesothorax with a central longitudinal carina extending to 

 the disk; the metathorax with an enclosed smooth shining 

 space at its base, and a central longitudinal incisure ; this, as 

 well as the incisure surrounding the enclosed space, consute ; 

 the posterior portion of the metathorax transversely and finely 

 striated ; the mesosternum having on each side behind a minute 

 tooth ; the collar with a subinterrupted yellow band, and the 

 scutellum yellow in front ; the wings slightly coloured, the tegulae 

 and nervures rufo-piceous ; the tibiae yellow, with a black stripe 

 beneath the anterior and intermediate pairs ; the posterior pair 

 with a piceous spot at their apex within ; the tarsi fuscous, with 

 their base pale, the anterior pair slightly ciliated on their exte- 

 rior, and the intermediate and posterior tibiae slightly spinose. 

 Abdomen with five yellow bands, more or less interrupted, 

 sometimes only one or two subinterrupted, or occasionally all 

 entire. 



The Male has the antennae simple, the clavolet fimbriated be- 

 neath ; the yellow spots frequently wanting on the collar or 

 scutellum, or on both ; the wings with a dark stain within the 

 marginal cell ; the anterior trochanters yellow, their femora 

 testaceous beneath and in front, and having a small produced 



