HARPACTUS TUMIDUS. 109 



the anterior tarsi ciliated, the intermediate and posterior tibiae 

 spinose. Abdomen ovate-conical, acuminated and bent down- 

 wards at the apex. 



1. Harpactus tumidus. 



H. nio-er ; abdomine rufo, apice nigro, lunulis duabus pone me- 

 dium maculaque anali albis. 



Pompilus tumidus, Pan:. Faun. Germ. 81. 15 <J . 

 Mellinus tumidus, Panz. Krit. Revis. ii. 169. 

 Gorytes tumidus, Latr. Gen. Crust, et Ins. iv. 89. 



Van d. Lind. Obs. ii. 92. 4. 



Wesm. Not. Gar. ii, 7. 

 Arpactus tumidus, Jurine, Hym. 194. 



St. Farg. Ann. Soc. Ent. Fr. i. 77. 3 ; Hym. iii. 82. 3. 



Shuck. Foss. Hym. Til. 2. 



Dahlb. Hym. Eur op. i. 149. 82. 



Wesm. Hym. Foss. Belg. 95. 2. 

 Larra tumidn," Dahlb. Exerc. Hym. 51. 3. 



Female. Length 3f lines.— Head and thorax black, the former 

 delicately punctured ; the face and clypeus covered with silvery 

 pubescence; a longitudinal impression extending from the 

 base of the antennas to the anterior stemma; a sanguineous 

 line at the posterior margin of the eyes; the scape white 

 in front ; the inner orbit of the eyes with a white line join- 

 ing another which crosses the anterior margin of the clypeus, 

 the latter sometimes testaceous in the middle; the labrum 

 white, fringed with a few silvery setae; the mandibles testa- 

 ceous yellow, their apex piceous. Thorax delicately punctured, 

 interspersed with larger punctures ; the mesothorax with two 

 or three longitudinal lines, which terminate at the disk ; the 

 incisure at the base of the scutellum consute ; the triangle at 

 the base of the metathorax with two longitudinal parallel 

 carina? in the centre, the interstices obliquely striated, some- 

 times obsolete, the whole enclosed by an elevated ridge, which 

 is encircled by abbreviated radiating striae, beyond which it is 

 smooth, and covered at the sides with silvery pubescence ; the 

 posterior edge of the tubercles and the centre of the scutellum 

 with a white spot ; the wings slightly coloured, the nervures 

 piceous, the tegulae testaceous ; the anterior and intermediate 

 femora beneath and in front, and the tibia? in front, yellow 

 testaceous; the posterior tibiae ferruginous at their base; all 

 the tarsi piceous, the anterior pair strongly ciliated, the inter- 

 mediate and posterior tibiae spinose. Abdomen delicately 

 punctured, the two basal segments red, the following black and 



