480 Mr. P. Cameron on 



129. Surirella fastuosa, var. lata, W. Sm. Monterey, rare. 



[M.] 



130. Campylodiscus echeneis, Elir. San Pedro, rare. [M.] 



131 . Campylodiscus marginatus, C. Johnston *. Calif, guano. 



[Gv.] 



132. Campylodiscus stellatus, Grev.f Calif, guano. [Gv.] 



[To be contimu'd.] 



LX I. — J Ascriptions of Seventeen neto Genera o/Ichneumonidfe 

 from India <ind One from Australia. By P. CAMERON. 



[Continued from p. 385.] 



jMAGKiiTTiA, gen. nov. 



Head lar<Te, cubital, largely developed l)eliind the eyes, 

 which are large, parallel, and distinctly distant from the 

 base of the mandibles. Occiput not margined. Clypeus not 

 distinctly separated, its apex margined, foveate laterally, 

 ]\Iandibles bidentate at the apex. Mesonotum not lobate. 

 Scutellum flat, its sides stoutly carinate to near the apex, 

 which is incised. Median segment with the basal area indi- 

 cated ; its spiracles large, about four times longer than broad, 

 and jilaced near the base. Legs stout ; the hinder coxse 

 stoutj not elongate ; their lower inner side armed with a stout 

 tooth ; the claws simple. Areolet sli<^htly oblique, triangular, 

 the transverse cubital nervures uniting at the top; the re- 

 current nervuie with a short branch issuing from its middle. 

 Petiole dilated at the apex, its si)iracles ])laced near the apex, 

 oblique, about three times longer than broad. Gastrocoeli 

 deep, narrowed. 



This gcnns has the ])etiole widely dilated at the apex, as it 

 is in the Flatyuri, the ])Ost])efiole being widely separated. 

 Its distinctive features are the large head, well developed 

 behind the eyes, the toothed hinder coxa^, the stoutly keeled 

 •scutellum, incised at the apex, and the mandibles with a long 

 sharp apical tooth, and a blunt, short, hardly ])roJecting sub- 

 apical one. Characteristic is the pronotum, which is roundly 

 incised near the apex ; the mesonotum is broadly raised in 

 front of the scutellar keels ; the supramcdian area is distinctly 

 defined, as is also the posterior median, the two lateral and 



* ' Diatonieentafeln zusauimeugeilelll fiir einigo Freuude,' pi. xxxii. 

 fig-. 11, pi. XXX. fig. 2. 

 t L. c. pi. xxi. tig. 3. 



