220 MA^JDIBULATA. HYMENOPTERA. 



oblong, the basal joint black and channelled, 2nd nearly wholly black, the 

 apex being in general more or less red, the following red or testaceous, the 

 remainder mostly yellowish ; legs moderate, 4 anterior testaceous-red, with 

 the coxae, trochanters, and base of the femora black ; posterior black, with 

 the middle of the femora frequently chestnut, tibiae generally testaceous 

 beneath; wings for the most part hyaline; cellule somewhat irregularly 

 S-angular, and sessile. 

 Taken at Coombe wood, in July. 



Sp. 25. bipunctatus. Niger, abdominis 7nedio rufo nigro punctata, femoribus 

 tibiisque rujis, posticis apice nigris, trochanteribus ore et orbitis oculorum 

 internisjlavis. (Long. corp. 34 lin. ; Exp. Alar. 54 lin.) 



Me. bipunctatus. Gravenhorst, ii. 54. — Steph. Nomen. 2d edit. Gen. 714. 25. 



Black : mouth, margin of the clypeus and inner orbits yellow ; mandibles 

 rusty-brown at the tip ; antennae porrect, curved at the apex, reddish 

 beneath, with the 2 basal joints yellow ; thorax with a dot beneath the 

 wingSj and frequently with a spot before them, yello w ; abdomen clavate, 

 2 basal segments black, 3rd red, with 2 black dots, 4th like the 3rd, or 

 black, red in the middle, remainder black, with the edge of the 5th red ; 

 legs moderate, 4 anterior tawny-red, coxse either entirely yellow, or black, 

 with a yellow tip, trochanters yellow, with the base black, tarsi and tips of 

 the tibiae and femora blackish; wings hyaline; cellule somewhat orbiculate, 

 petiolate. 

 Found, but rarely, near London, in June. 



Sp. 26. santhostigma. Niger, abdominis medio rufo, nigro maculato,fem.oribus 

 tibiisque rufis, posticis apice nigro, coxis anterioribus, trochanteribus, maculis 

 thoracis, facie et antennariim articulis 1 et 2 subtusflavis. (Long. corp. 4§ — 

 5 lin.; Exp, Alar. 5— Tilin.) 



Me. xanthostigma. Gravenhorst, ii. 55. — Steph. Nomen. 2d edit. Gen. 714.26. 



Black : face, mouth, and cheeks yellow, with the tips of the mandibles and an 

 impressed dot on the sides of the clypeus black; antennas with the tip 

 recurved, fuscous, rusty beneath, the 2 basal joints yellow ; thorax with a 

 dot below the wings, another and a sutural line before them, and a double 

 spot on the breast, yellow ; abdomen slightly silky, the 2 basal segments 

 black ; 3rd chestnut, with a lateral dot, and the extreme edge black ; 4th 

 black, with the tip chestnut, remainder black ; legs moderate, 4 anterior red, 

 with the coxae and trochanters pale yellow ; posterior red, coxae black, tro- 

 chanters pale yellow, the tips of the femora and of the tibiae black, tarsi 

 fuscous, with the base of the joints reddish; wings hyaline; cellule 3-an- 

 gular, petiolated. 

 Also found near London in June, but not common. 



Sp. 27. fugax. Niger, abdominis medio rufo nigro maculato, femoribus fulvis, 

 tibiis testaceis, picturis faciei et articulis 1 et 2 antennaruni suhtus flavis. 

 (Long. corp. 4—5^ lin.; Exp. Alar. 7 — 8 lin.) 



