Heterogtjna and Fossorial Hipncnoptera. *235 



5. viaticus, Linn. Syst. Nat. ed. x. vol. i. p. 570 



-^fusciis, Smith. Fig. Panz. Faun. Germ. 65, 16. 



Black ; head and thorax, including the metathorax, 

 with scattered black hairs, thicker and denser in the 

 2 than the 3' ; abdomen with the first three seg- 

 ments red, apex of the 3rd in the 3^ and of all three 

 in the $ black, the 1st and 2nd in the 3 dusky at 

 the apex. 



<? with the head about as long as wide across the 

 eyes ; antennae about as long as the thorax, the face 

 beloAv them covered with silver}^ hairs ; prothorax very 

 obtusely and angulately emarginate posteriorly ; surface 

 of thorax, under a strong power, seen to be finely and 

 longitudinally rugose, covered with a very short grey 

 pubescence, silvery on the metathorax, which has besides 

 some scattered long hairs ; wdngs dusky, with a dark 

 apical band ; abdomen elongate, 1^ times as long as the 

 thorax, 7tli segment beneath large and subtruncate at 

 the apex, 6th emarginate, with a small round fovea on 

 each side of the emargination ; legs spinose. 



? differs from the 3 in being much larger, with a 

 shorter, wider body, the basal segment with a narrow 

 straight dark band at the apex, the 2nd and 3rd seg- 

 ments each with a dark band, angularly produced in the 

 centre ; 4th, 5th, and 6th segments with black bristly 

 hairs ; wings rather darker than in the 3 • 



Length 11—15 mill. 



Common in sandy places. 



6. coitsohrinus, Dbm. Hym. Eur. vol. i. p. 79. 



Black, with the first two abdominal segments and the 

 base of the 3rd red. 



Much smaller than the preceding ; prothorax more 

 sharply and angulately emarginate posteriorly ; abdomen 

 without the black bands on the 1st and 2nd segments ; 

 apical segment in the ? with only a few scattered 

 hairs ; the 3 has the apical segment beneath more 

 l^ointed and carinated down the middle, the jjenultimate 

 emarginate and somewhat squarely notched at the apex, 

 depressed in the middle. 



Very like the following in appearance, but at once dis- 

 tinguishable by the hairs of the metathorax. 



Length 6—8 mill. 



TRANS. ENT. SOC. 1880. PART IV. (DEC.) Z 



