TENTHREDINID^E. KEMATUS. 31 



Sp. 16. afRiiis. Niger, antennis subtus, orhitis oculorum, humeris, ahdomine 

 subtus et lateribus anoque testaceis, pedibus pallide tesiaceis, posticis apice 

 fuscis. (Long. Corp. 24—85 lin. ; Exp. Alar. 6—G\ lin.) 



Ne. affinis. St. Fargeau.—Steph. Catal. 329. No. 3805. 



Head black ; antennae black, testaceous beneath ; mouth pale ; orbits testa- 

 ceous; thorax with the shoulders testaceous; abdomen black, with the 

 sides, apex, and under surface testaceous ; legs pale testaceous, with the 

 two hinder pair brown at the tip ; wings hyaline, costa testaceous, nervures 

 and stigma pale fuscous. 

 Taken, in June, at Coombe wood and other places within the 



metropolitan district. 



Sp. 17. oblitus. Testaceus, vertice abdominisque dorso nigris, thorace fusco 

 vario, antennis supra fuscis. (Long. corp. 3 lin.; Exp. Alar. 6 lin.) 



Ne. oblitus. St. Fargeau Mon. 69. 209.— Steph. Catal. 329. N'o. 3806. 



Head black; mouth pale; orbits testaceous; antennae black, testaceous 

 beneath ; thorax black, with testaceous shoulders ; abdomen black, with 

 the under surface, sides, and apex testaceous ; legs pale testaceous, the 2 

 posterior with the apex fuscous; wings hyaline, with the costa testaceous, 

 and the nervures fuscous. 

 Also taken in the vicinity of Lond<m about the middle of June. 



Sp. 18. trimaculatus. Testaceus, capite, thoracis maculis 3-bus, sternoque 

 nigris, pedibus posticis apice antennisque supra fuscis. (Long. corp. 3 — Sk 

 lin.; Exp. Alar. 6 lin.) 



Ne. trimaculatus. St. Fargeau Mon. 69.— Steph. Nomen.^dedit. col. 124. 



Head black ; mouth and a spot on each side towards the eye testaceous ; 

 antennae testaceous, fuscous above ; thorax testaceous, with 3 dorsal spots, 

 placed anteriorly, and the sternum black; abdomen entirely testaceous, 

 with the tip of the ovipositor black; legs pale testaceous, with the apex of 

 the two posterior fuscous ; whigs hyaline, with the nervures pale. 

 Not uncommon : taken in the neighbourhood of London in June. 



Sp. IS. Salicis. Pallide testaceus, antennis supra vertice thoracisque dorso nigris, 



tarsis posticis fuscis. (Long. corp. 2|— 3^ lin. ; Exp. Alar. 5|— 7 lin.) 

 Te. Salicis. Fabricius.—l<ie. Salicis. Steph. Catal. 329. No. 3795. 

 Pale-testaceous; antennae above black, beneath bright testaceous; crown 



black; thorax black above; hinder tarsi fuscous; wings hyaline, with 



fuscous nervures and stigma. 

 Sternum sometimes black or fuscescent. 



Not uncommon in the vicinity of the metropolis in June. 



Sp. 20. fuscipennis. Niger, antennis subtus, ore, punctis 2-bus metathoracis 

 abdominis apice, pedilusque tesiaceis, tibiis 2-bus posticis et iarsorum articuUt 



