180 Mr. E. Saunders' Siinopsis of 



13. Odynerus crassicornis, Panz. 



Panz., Faun. Germ. 53, 8 ; Smith, Brit. Foss. Hym., 

 &c., p. 200, pi. v., fig. 4. 



Black ; shining, with a very short brownish grey 

 pubescence on the head and thorax. Mandibles and 

 clypeus in the <? , a spot only on the clypeus in the $ , 

 the scape of the antennae beneath in both sexes, a spot 

 on each side of the prothorax, the tegulse and a spot 

 under the wings, two spots on the scutellum, and a wide 

 sinuous band on each abdominal segment, ferruginous- 

 yellow ; femora black, their apices and the tibiae and 

 tarsi ferruginous. Head and thorax rugosely but shal- 

 lowly punctured. Scutellum and basal segment of the 

 abdomen very largely punctured ; the remaining seg- 

 ments more finely so. Metathorax very rugose. Wings 

 dusky ; basal segment of the abdomen campanulate, 

 with a rugose central impression ; 2nd segment con- 

 siderably wider than the 1st. Length 12 — 14 mm. 



Hab. Rare. Uarenth, &c. I have specimens from 

 Shuckard's collection without note of locality. 



14. Odij)ierus gracilis, Brulle. 



Brulle, Exp. Mor. Ins. iii., pi. 1., f. 3 ; Smith, Brit. 

 Foss. Hym., &c., p. 202 = elegans, Wesm. 



Much smaller than the preceding, and with bright 

 pale yellow markings ; <? with five and ? with four abdo- 

 minal bands ; prothorax sharply truncate in front, its 

 angles produced and acute ; mesothorax below the wings 

 punctured, and with a yellow spot, surrounded by a 

 crenate impression ; tibife with a black spot near the apex 

 inwardly. Length 8 — 11 mm. 



Hah. Common in many places. 



15. Odynerus simiatns, Fab. 



Fab., Ent. Syst. ii., p. 270 ; Smith, Brit. Foss. Hym., 

 &c., p. 201 = hifasciatiis, Wesm. 



Very like gntcilis, but differing in the absence of the 

 band on the 3rd abdominal segment, in the more rounded 

 front margin of the prothorax and the less prominent 

 angles, and in the Avant of the crenate impression on the 

 mesothorax below the wings. 



H(ih. Generally distributed. 



