290 MANDIBULATA. — HYMENOl'TERA. 



Sp. 35. obfuscator. ^Siger, segmentis 2 et S, nee non apice \-mi, dilute riifis. 

 (Long cc--^. 5 lin. ; Long. ovip. 1 lin.; Exp. Alar. 7§ lin.) 



Cry. obfuscator. Gravenhorst, ii. 569. — Steph. Nomen. 2d edit. Gen. 721. 35. 



Black : metathorax with 2 rather acute tubercles ; abdomen with the apex of 

 the basal segment red, the 2nd and 3rd testaceous-red, remainder black ; 

 legs moderate, the anterior tibiae rusty-brown beneath; wings smoky- 

 hyaline ; cellule 4-rate. 

 Rare : taken in June near London. 



Sp. 36. brachyurus. Niger, segmentis 1-4 rujis, tibiis femoribusque rufis, 

 posticis apice nigris, antennarum annulo et orbitis oculorum superioribus albis. 

 (Long. corp. 2| — 3 lin. ; Long. ovip. f — llin. ; Exp. Alar. 4 — 5 lin.) 



Cry. brachyurus. Gravenhorst, ii. 572. — Steph. Namen.2d edit. Gen. 721. 36. 



Black : palpi pitchy ; frontal and sometimes also the facial orbits ochreous ; 

 antennae slender, curved at the tip, half the length of the body, about the 

 8th to 12th joints white, fuscous beneath, the 2nd to 5th sometimes rusty ; 

 thorax occasionally with 2 spots on the back, and a minute one beneath the 

 wings, yellow ; abdomen ovate, red, the 5th to 7th segments black, the 

 basal one smooth ; ovipositor about one third shorter than the body, chest- 

 nut ; legs slender, red, coxae and trochanters black, tips of the hinder femora, 

 and sometimes of the tarsal joints black, or blackish; wings rather smoky- 

 hyaline ; cellule 5-angular. 

 Taken at Darentli wood, in June. 



Sp. 37. bitinctus. Niger, antennarum hasi, segmentis 2-7, pedibusque rufis, 

 coxis posticis nigris. (Long. corp. 2 — 2| lin.; Long. ovip. % lin.; Exp. 

 Alar. 3i— 5 lin.) 



Ich. bitinctus. Gmelin, p. 2719. — Steph. Nomen. 2d edit. Gen. 721. 37. 



Black: palpi and sometimes the mandibles rusty ; antennae half the length of 

 the body, curved, fuscous, with the base paler or rusty, and red beneath, 

 the basal joint tawny ; metathorax with 2 rather acute tubercles ; abdomen 

 oblong-ovate, dull red, the basal segment black, and the edges of the 6th 

 and 7th sometimes obscurely yellowish ; ovipositor above half the length 

 of, or nearly as long as, the abdomen ; legs moderate, red, posterior coxae 

 black or fuscous, rarely red, generally reddish at the tip, and the hinder 

 tarsi mostly brownish; wings hyaline; cellule 5-angular, with the outer 

 nervure occasionally faint. 

 Scarce : taken in June near London. 



•f Sp. 38. sereus. Niger, basi antennarum, dorso segmentorum intermediorum, 

 pedibusque rufo iestaceis. (Long. corp. 2§ lin. ; Exp. Alar. 4§ lin.) 



Cry. aereus. Gravenhorst, ii. 578. — Steph. Nomen. 2d edit. Gen. 721. 38. 



Black : palpi straw colour, mandibles rusty, female with the face clothed with 

 a silvery pile ; antennae slender, porrect, of the male as long as the body, of 

 the female shorter, rusty towards the base, especially on the lower side, 

 with the basal joint palest ; abdomen oblong-ovate, broadest and longest in 



