AMERICAN HYMENOPTERA. 335 



palpi pale ; tegulas, a spot before and oue beneath, V-spot, scutel, dot 

 at base of metathorax and a spot on the pectus, before each of the cox?e 

 straw-white; abdomen rufous, the apical segment above and a spot on 

 the two apical segments beneath, black ; legs at base black ; ferruginous 

 below, tips of the femora, tips of tibiae and apical joints of tarsi black- 

 ish ; tips of coxae and a line on femora beneath, white ; wings large, 

 faintly smoky, stigma lengthened, not rounded, ferruginous. 



Pennsylvania, ((^oll. iVm. Ent. Soc.) 



A specimen from Massachusetts in the Harris Collection, varies in 

 having these yellow dots above the antennae and the legs below the 

 knees, mostly black. The marginal dividing nervure nearly coincides 

 with that below; the second brachial cross-nervure is wanting. 



7. Lyda variegata, n. sp. 



Black, anteunre luteous, head, thorax, and pleura with white spots, abdomen 

 yellow red. Lenth 0.60. Br. wings 0.98 inch. 



9. — Black; large and stout; antennas long (broken beyond 19th 

 joint) third joint as long as 4th and 5th, color yellow, with the two 

 basal joints, one-half the 3rd and all above the 10th black ; head black, 

 coarsely pitted, marked as in L. fr.sseiata, viz : two oval spots above 

 ocelli enclosed by two crescents, enlarged at both ends and joining a 

 line on outer edge, extending to mandibles, an irregular spot on inner 

 orbits, two smaller spots above antennae and a cross line on labrum, 

 white; edge of collar, V-spot, a spot on mesothorax ou each side of 

 scutel, a large irregular spot on pleura and aline behind, yellow-white ; 

 abdomen wholly reddish-yellow, wide at base ; coxae black, with a 

 stripe above and spot beneath on the posterior pair ; femora black, 

 with a reddish line on each before ; tibiae and tarsi yellow-red ; wing.s 

 yellowish, stigma black, a ftiintly obscure spot beneath ; marginal cross- 

 uervure coinciding with that beneath, no Y in the costal space, but a 

 shorter oblique cross-nervure, 2nd brachial with no inner cross-nervure. 



Cordova, Mexico. Oue % . (H. de Saussare.) 



This differs from L. tcssclata in having the scutel black, a large 

 whitish spot on pleura, the abdomen of one color &c. 



8. L. fasciata. 



Lydafasciata, Norton, Proe. Ent. Soc. Phila., i. 1862, 200, 9 % . 

 Black, thorax and abdomen spotted and banded with yellow; wings fascia te 

 with black. Length 0.32. Br. wings 0.72 inch. 



% . — Black, antennae 20-jointed, black, 1st and 3rd joints of equal 

 length, the 3rd enlarged and as long as the two following; the head 

 and the two basal joints of antennae coarsely pitted; a minute dot over 

 each eye, a spot from between antennae to tip of clypeus, the middle of 



