282 MANDIIMJLATA. IIYMENOI'TERA. 



posticis annulo alho, orhUis uculorum iidernis, annulo (intennarum, jmnctisque 

 ad alarum radicevi, alhi.s. (Ijorig. corp. 3 — i I'm. ; Long. ovip. 1 Jin. ; Exp. 

 Alar. 5— G^lin.) 



Ich. assertorius. Fahridus, Ent. S. ii. 140, — Cr. assertorius. Slcph. JVomen. 

 Sidcdil. Gen. 721. 11. 



Black: irnicr orl)it.Sj and spot on the labrura, and sonietimes on the clypcus, 

 whitish-yellow ; antennae slender, scarcely so long as the body, incurved at 

 the tip, about the 9 basal joints black, rusty beneath, the 3 or 4 following 

 white ; thorax with an ashy pile, the upper edge of the male, and often the 

 lateral one, a spot before, and another beneath, the wings, yellow; scutellum 

 and a line below white; abdomen ovate, red, the 7th segment sometimes 

 black ; ovipositor about half the length of the abdomen; legs slender, red, 

 coxic and trochanters black, the hinder femora and the tips of the tibiae 

 blackish, the 2nd and 3rd joints, or the 2nd only, or merely its base, 

 whitish ; claws all black; wings somewhat hyaline; cellule 5-angular. 

 Taken, in June, near Hertford. 



Sp. 1.5. sedulus. Niger, abdominc, femorihus anterioribus tibiisque rufis, haruvi 

 posticis apice nigra, annulo antemiarum el orhitis internis oculorum albis. 

 (Long. corp. 3^ — 4 lin. ; Long. ovip. 1 lin. ; Exp. Alar. 5 — 7 lin.) 



Cry. sedulus. Qravenhorst, i. 701. — Steph. Nomen. 2d edit. Gen. 721. 15. 



lilack: palpi whitish; irnier and upper orbits faintly whitish; antenna; 

 slender, curved, the 8th to llthjohits white, rusty-brown beneath; thorax 

 with a streak before the wings, most distinct towards the neck, a line below 

 the scutellum, and the scutellum, white; abdomen entirely red; ovipositor 

 half the lengtli of the abdomen, red, with the sheaths black ; legs slender, 4- 

 atitcrior red, coxa; and base of the trochanters black, posterior black, the 

 extreme base of the femora red, tarsi and tibiae red, the latter black at the 

 tip ; wings smoky-hyalhie ; cellule 5-angular. 

 Found at Darenth wood in June : taken also in Salop. 



Sp. IG. rufiventris. Niger, ahdomine pcdibusque rvjis, cvxis J'uscis, jjicturis 

 cnpiiis cf. thoracis, nee non annulo antemiarum, albis. (Long. corp. 3lin. ; 

 Long. ovip. 1 lin.; Exp. Alar. 5^ lin.) 



Cry. rufiventris. Gravenhorst, ii. 497. — Steph. Nomen. 2d edit. Gen. 721. 16. 



Black : labrum straw-coloured; clypcus short, orbits all white; face with a 

 whitish tubercle ; antennic with from about the 8th to 1 1th joints white; 

 thorax with the upper and lateral margins of the collar, a line before, and a 

 streak beneath, .ind also below the scutellum, and frecpiently 2 minute dots 

 imder the latter, and also a dot on the sides of the metathorax, and the 

 scutellum white ; abdomen oblong-ovate, chestnut- red, petiole generally 

 fuscous ; ovipositor nearly as long as the abdomen, chestnut ; legs chestnut- 

 red, anterior coxae black, 4 posterior fuscous or brown; wings smoky- 

 hyaline; cellule 5-angular. 

 Found, in June, in the vicinity of London. 



