74 POMPILUS PUNCTUM. 



20. Pompilus (Agenia) punctum. 



P. niger, immaculatus; abdomine breviter petiolato; tibiis posticis 



hand serrulatis. F&m. 

 P. facie utrinque ad marginem internum oculi linea albida sig- 



nata, anoque puncto albo. Mas. 



Sphex punctum, Fair. Spec. Ins. i. 448. 33 ; Mant. i. 276. 39 <J . 

 Evania punctum, Fabr. Ent. Syst. ii. 194. 6. 

 Ceropales punctum, Fabr. Syst. Piez. 187. 9. 

 Pompilus punctum, Panz. Faun. Germ. 86. 12. 



Van d. Lind. 06s. i. 315. 10. 



Shuck. Foss. Hym. 56. 7. 



Smith, Trans. Ent. Soc. Lond. iii. new ser. 

 Pompilus petiolatus, Van d. Lind. Obs. i. 314. 9 ? . 



Shuck. Foss. Hym. 54. 5. 



Agenia carbonaria, Dahlb. Hym. Europ. i. 90. 43 $ % . 

 Anoplius albigena, St. Farg. Hym. iii. 457. 27 $ . 

 Anoplius petiolatus, St. Farg. Hym. iii. 443. 3 . 

 Agenia punctum, Wesm. Hym. Foss. Belg. 66. 1. 



Female. Length 3-5 lines. Black ; the head closely and deli- 

 cately punctured, a faint longitudinal impressed line running 

 from the anterior ocellus to the base of the antennae ; the cly- 

 peus very convex at the base, slightly produced and pointed in 

 the middle of its anterior margin, and having a few scattered 

 griseous hairs ; tips of the mandibles ferruginous. Thorax fine- 

 ly punctured ; the metathorax obtuse, delicately transversely 

 rugose, with a slight central impressed line at the base ; the 

 tegulae piceous ; the wings slightly coloured and iridescent, the 

 nervures piceous; the anterior tarsi and the intermediate and 

 posterior tibiae with a few very short slight spines. Abdomen 

 distinctly petiolated, very delicately punctured, and covered 

 with a fine, sericeous changeable pile, except the apical seg- 

 ment, which is glossy, smooth and shining ; the apex rufo-tes- 

 taceous. 



Male. Length 4-5 lines. Black ; the head pubescent ; the 

 antennae robust, as long as the thorax ; the face with a longi- 

 tudinal broad white stripe on each side extending across the 

 clypeus, leaving a black central spot, its anterior margin emar- 

 ginate ; the mandibles sometimes with a white spot in the 

 middle. Thorax : a little hoary pubescence at the sides ; the 

 raetathorax with a thin sericeous down ; the wings smoky hya- 

 line, the tegulae and nervures piceous; the legs simple; the 

 anterior coxae and femora in front, the tibiae and tarsi piceous ; 

 the coxae and trochanters with a loose silvery down. Abdomen 



