Heterogipia and Fossorial Hymeiioptera. 233 



(10) 15. (J witli the posterior tihiiB sinuate, and incras- 

 satecl at the apex ; hoth sexes with the -hd 

 suhinargiiial cell triaugulnr . . . . . . minutuhix. 



(15) Hi. ^ tihiifi simple, Ord sLibiiiar;^'lnal cell in both 



sexes subquadrate .. .. .. .. spissas. 



(U) 17. 5 with the anterior tarsi pectinate ; ^ with the 

 posterior libiiB simple, and tlie ord submargiual 

 cell triangular. 



(l!)) 18. (^ with the apical segment of the abdom mi with 

 a long pendant spine ; J with the apical seg- 

 ment beneatli somewhat compressed at the sides 

 and subcarinate . . . . . . . . . . ]f'e.<maeli. 



(1^) li). ^ and 2 ^^'itli the apical segment simple. 



(•21) 20. (J with the 4th, 5th, and (ith segments beneath 

 longitudinally depressed: J apical segment above 

 covered with bristly black hairs.. .. .. chahjhcaiug. 



(20) 21. ^ with the segments of the abdomen beneath 

 not depressed; J with the apical segment 

 bristly only at the sides . . . . . . . . (jibhas. 



(1:3) 22. Prothorax arcuately emarginate . . . . . . pcctinipes. 



1. nifjpes, Linn. Syst. Nat. ed. x. vol. i. p. 571. Fig. 



Curtis Brit. Ent. v. 238. 



Black ; legs red or black ; abdomen with a yellowish 

 white spot on each side at the base of the 2nd, 3rd, and 

 sometimes 4tli and 5tli segments, and a white spot in 

 the middle of the 6th, the spots on the 3rd often wanting, 

 and I have a specimen with spots on the 2nd, 3rd, and 

 5th, but wanting those on the 4th segment ; wings with 

 a dark apical band. Head, thorax, including the meta- 

 thorax, and the basal segment of the abdomen, with 

 long hairs ; front tarsi in the ? with very long spines ; 

 prothorax arcuately emarginate posteriorly ; abdomen 

 elongate and somewhat acuminate, apical segment in the 

 ?■ beneath carinated, the apex largely rounded, the 6th 

 emarginate ; apical segment in ? above narrowly rounded, 

 without long hairs. 



Length, <? 7—10 mill., ? 9—15 mill. 



Hah. — Kamsdown, Hants; Isle of Wight; Deal ; Lowes- 

 toft. 



2. cincteUiiH, Spin. Ins. Lig. ii. p. 39. Fig. Schiodte 



Kroy. Tids. i. pi. iv. hg. a. 

 S black, covered with a fine grey silky pubescence ; head 

 with a small pale spot on the inner margin of each eye ; 

 abdomen with a spot on the apical segment, and posterior 

 tibiae each with a small Avhite spot at the base, their 

 calcaria very long, almost as long as the basal joint of 



