270 BULLETIN 4.-., UNITED STATES NATIONAL MUSEUM. 



Amblyaspis longipes Ashm. 



(PI. XI, Fig. 10, (?.) 



Can. Eut., XIX, \). 128; Cress. Syn. Hym., p. 249. 



i. Length, 2""". Polished bhick, impunctured; scape and legs 

 pale brownish-yellow or yellow; llagelhim brownish-black, pilose; 

 funicle very long and slender, as long as the long scape, the first and 

 last joints short, the second greatly elongated; club 5-jointed, the 

 joints all long, 5 or G times as long as thick, siibclavate. Head trans- 

 verse, the vertex bounded behind by a delicate transverse carina; 

 lateral ocelli close to the eye margin; fiice flat, smooth; mandibles 

 pale. Thorax long, convex, without furrows; scutellum very long, 

 produced into a h)ng, acute, yellow spine, its tip extending over the 

 baseof the abdomen; two large pubescent foveie on either side at base; 

 metathorax pubescent. Tegula' black. Wings hyaline. Legs very 

 long, the hind pair especially long, honey-yellow, tibial spurs distinct, 

 the tarsi very long, slender. Abdomen oval, the petiole about twice 

 as long as thick, striated, pubescent above and beneath, body of al. 1o- 

 men pubescent at base beneath. 



Habitat. — Jacksonville, Fla. 



Type in Coll. Ashmead. 



LEPTACIS Forster. 

 Hym. Stud, ii, p. 107. (1856.) 



(Type L. fi|)!</<(' Kirby.) 

 Ceratacis Thorns. Ofvers, 1858, p. 69. 



Head transverse, the frons subconvex, the occiput straight, mar- 

 gined; ocelli 3, subtriangularly arranged, the lateral nearer to the eye 

 than to the front ocellus; eyes oval. 



Antennae inserted just abovti the clypeus, lO-jointed in both sexes; 

 in 9 terminating in a -l-jointed club, the ])edicel much longer than thick, 

 funiclar joints 1, 3, and 4 very small, short, the second lengthened; 

 in $ ending in a 5-jointed club, the joints of which are usually elongate; 

 joint 1 of funicle small, the second elongate, somewhat swollen, the 

 third smaller. 



Thorax ovoid, highly convex, the prothorax visible as an arcuate 

 line, the inesonotum with or without furrows, the scutellum subtrian- 

 gular, convex at the middle, depressed and with two large transverse 

 or oblique fovea? at base, the apex armed with a more or less curved 

 thorn, rarely rednced to a tubercle, the metathorax short, the meta- 

 plenra usually covered with a dense silvery, or hoary, pubescence. 



Front wings long, pubescent, and veinless. 



Abdomen in 9 pointed-ovate, in $ oval or long (►vate, the first seg- 

 ment wider than long, the second very long, occupying most of the 

 surface, the following all short. 



Legs clavate, the basal joint of hind tarsi three or more times longer 

 than the second. 



