J. CHESTER BRAULEY. 151 



6. Sides of the propodeuni with long jiaiallel bars :md narrow interstices (Figs. 



2 and 3) (11)- 



Sides of tlie propodeuni not so sculptured (7). 



7. Sides of tlie propodeuni with a distinct second oblique carina, between which 



and the first tlie area is depressed and the interstices lengthened, tlie 

 bars parallel and often weak (Figs. 1, 4 and 7); petiole on the side 



with numerous deep punctures, wrinkles indistinct or none (9). 



Interstices on the sides of the propodeuni broken up into three rows of squares 

 (Figs. 5 and 6) (8). 



8. Scape between one-fifth and one-quarter longer than segments 3+4; petiole 



coarsely obliquely wrinkled, less distinctly above; interstices on the 

 side of the propodeuni rectangular, in three rows (Fig. 5). Black. 



lexaiia n. sp. 

 Scape less than one-fifth longer than segments 3 + 4; petiole with few irreg- 

 ular shallow punctures; anterior swelling of the mesopleurse closely 

 and coarsely punctured ; color usually more or less red. 



tlioracicit Blanchard ( % ). 



9. Anterior swelling of the mesopleurse smooth, with only a very few minute 



punctulations; face coarsely and roughly sculptured; the punctures 

 on the forehead leaving between them flat jiolished rim.s; jietiole 



punctured, without wrinkles on the sides (10). 



Anterior swelling of the niesopleurse with a number of coarse punctures; face 

 roughly but much more finely and brokenly sculptured ; punctures on 

 the forehead so close as to leave only a narrow convex opaque ridge 

 between them; propodeuni as in Fig. 7; petiole thickly set all over 

 with coarse punctures, a few striae toward the sides, and very fine 

 striae between the punctures. Black reliculala Say {%}. 



10. Black; tibial spur less than one-half as long as the metatarsus; sides of the 



propodeum sculptured as in Fig. 4 iiycloides n. sp. 



More or less red ; tibial spur over three-fifths as long as the metatarsus; pro- 

 podeum sculptured as in Fig. 1 prosetetheira n. sp. 



11. Petiole roughly obliquely to longitudinally striate above and below, punc- 



tures, often coarse, among the very fine strise; color entirely black 



(Fig. 3) harpy oides n. sp. {%). 



Petiole nearly smooth, with a few small punctures and short strise on the 

 sides below; color more or less red (Fig. 2). . -Iiypl Joga»«tris n. sp. 



Hyptia liarpyoitleis n. sp. 



(Figs. 3, 12, 54, 57, 58 and 61). 

 1887 ? Hi/ptia reticulatn Cresson, ad partem. List Hym. N. A., p, 182. 



"J, . 9 . — Brown; anterior legs and middle tarsi lighter, subtestaceons. Head 

 and body clothed with yellowish hairs, especially thick on the venter and ])oste- 

 rior coxje, almost obscuring the furcula and sculpture of that region. Head seen 

 from above (Fig. 12) transverse, nearly quadrate, strongly convex in front 

 between the eyes; space behind the eyes rather small ; posterior angles rounded ; 

 posterior margin truncate, reflexed. Profile rather broad, rounded above; fore- 

 head slightly convex; eye very slightly oblique; temples widened below; malar 

 space (.43 mm.) two-third as long as the eyes (.63 mm.) ; cheeks incurved below. 

 So that the base of the mandibles is scarcely visible from the side. F'ace from 



TRANS. AM. KNT. SOC. XXXIV. APRIL, 1908. 



