MS. E. m'lACHLAN on NEW SPECIES ETC. OF NEUEOPTEEA. 251 



ferruginous, the claws long, dilated at the base. Abdomen ochreous, 

 slightly hairy. 



Chrysopa nigriceps, n. sp. Albida. Antennae alis multo longiores, 

 albae, articulis duobus basalibus nigris. Caput, et thorax supra, nigri- 

 canta, infra albida. Alee anticte latse, obtusae, macula magna basali 

 punctoque ad sectoris initium, nigris, plaga magna ante apicem, 

 punctis striaque marginem dorsalem versus fuliginosis ; venis venu- 

 lisque albis, in signatis nigris, pubescentibus : posticse dimidio angus- 

 tiores ; macula magna costali ante apicem, punctoque marginis dorsalis 

 medium versus, fuliginosis ; venis venulisque ut in anticis. Pedes albi. 

 Abdomen albidura, linea doi'sali nigra. Long. corp. 6'"; exp. alar. 1" 4'". 



Hah. Ega, Brasilia (Bates). In collect, auctoris. 



Antennce much longer than the wings, whitish, the two basal joints black. 

 Head and thorax deep blackish fuscous above, whitish beneath ; eyes 

 black ; labrum whitish ; palpi whitish, annulated with fuscous : pro- 

 thorax much broader than long, the anterior angles oblique. Wings 

 hyaline : anterior wings rather broad, obtuse ; a dark blackish blotch 

 occupies the extreme base, a small black dot at the point where the 

 sector parts from the radius ; a large irregular smoky fuscous blotch 

 on the costa before the apex, and some dots and an irregular streak 

 along the external series of gradate veinlets ; veins and veinlets every- 

 where white, excepting where they traverse the dark markings, when 

 they are black ; marginal cilia rather long ; the veins and veinlets 

 with long but distant hairs : posterior wings nearly one half narrower 

 than the anterior, more acute, veins and veinlets similar; a smoky 

 fuscous spot on the costa before the apex, and a dot towards the 

 dorsal margin about the middle. Legs white, the posterior tarsi 

 slightly testaceous ; claws long, slightly dilated at the base, testaceous. 

 Abdomen whitish, rather thickly clothed with short silky pubescence; 

 a blackish dorsal line, becoming broader towards the apex. 



Chrysopa palliceps, n. sp. PaUide viridi-flava. Antennae alis fere 

 duplo longiores, griseo-albidae, articulis duobus basalibus piceo-nigris. 

 Caput pallide viridi-fiavum ; fronte nitente nigra; palpis albidis, nigro 

 annvilatis. Prothorax fere quadratus, supra pallide viridi-flavus, infra 

 albus. Mesothorax metathoraxque supra piceo-nigri, infra albi. Alse 

 hyalinae : anticse obtusae ; plaga ante costae apicem magna, fenestrata, 

 fusca ; venis venulisque albidis, nonnuUis ad basin, gradatis, illisque 

 in plaga fuscis : posticae fere dimidio angustiores, acutae, plaga magna 

 ante costae apicem fusca; venis venulisque albidis, in plaga fuscis. 

 Pedes albi. Abdomen pallide viridi-flavum, linea dorsali apicali nigra. 

 Long. Corp. 3'" ; exp. alar. 1". 



Hob. Ega, Brasilia {Bates). In collect, auctoris. 



Antennce very slender, almost twice the length of the wings, pale greyish 

 white; the two basal joints pitchy black. Head with the vertex pale 

 greenish-yellow ; face shining black ; eyes black ; palpi whitish, an- 



