AMERICAN HYMENOPTERA. 59 



Smicra seutellaris, Sichel (Conura), Ann. Soc. Ent. Fr. 4 ser. v, p. 388, 

 1865. — "9- — Entirely yellow; apical half of antennae, femoral teeth and apical 

 joint of posterior tarsi, black; mesothorax transversely striated; scutellum em- 

 arginate at apex, subbilobate ; posterior femora with eight acute teeth; wings 

 yellowish-hyaline. Length 13 mill." 



Hub. — Orizaba, Mexico. 



Genus CHAL.CIS, Fabr. 

 Posterior femora black, with a yellow stripe above and at base beneath ; abdo- 

 men clothed with golden pubescence.... pubescens. 



Posterior femora black, with a white or yellow spot at tips ; 



Tegulse black, with posterior margin narrowly white com i fat or. 



Tegulse entirely white or yellow ovata. 



Posterior femora yellow on outer side, with large black discal spot....robusta. 

 Posterior femora yellow on outer side, with a black spot at tips be- 

 neath tegularis. 



Posterior femora ferruginous, with a yellowish spot at tips : 



Four anterior legs yellow-ferruginous, with yellow spots ; posterior coxse 



black coloradensis. 



Four anterior legs black, varied with yellow ; posterior coxse red.. pedalis. 



1. Chalcis pubescens. 



Chalc is pubescens, Walker, Notes on Chalcidae, iii, p. 47. 



Hob. — Mexico. (Prof. Suuiichrast.) One 9 specimen. 



2. Chalcis comitator. 



Chalcis comitator, Walk. Trans. Ent. Soc. Lond. 3 ser. i, p. 350, %,. 

 Hub. — Mexico. (Prof. Suuiichrast.) One 9 specimen. 



3. Chalcis ovata. 



Chalcis ovata, Say, Long's Second Exped. ii, p. 326, (1824) .=annulipes, Walk. 

 Ent. Mag. ii, p. 29, % J , (1835). =incerta, Cress. Proc. Ent. Soc. Phil, iv, p. 101, 

 (1865).=? minuta, Linn. Syst. Nat. 952; Fabr. Eut. Syst. ii. p. 19 b.=? Leucospis 

 Integra, Hald. Proc. Acad. Nat. Sci. ii, p. 53. 



Hab. — United States ; Mexico; West Indies. Forty-five % 9 spe- 

 cimens examined. Size variable (.14 — .28 inch) ; the pubescence varies 

 from whitish to bright golden, sometimes tolerably dense, sometimes 

 scarcely perceptible; apex of scutellum generally rounded, sometimes 

 bituberculate, occasionally more or less emarginate ; tegulse white or 

 yellow; wings generally hyaline, sometimes slightly dusky; legs vari- 

 able in color, the four anterior femora sometimes black, with tips only 

 white or yellow, sometimes white or yellow with base only black; their 

 tibiae sometimes entirely white or yellow, but generally more or less 

 black behind; spot at tips of posterior femora tolerably constant in size, 

 but varies in color from white to yellow ; their tibiae sometimes en- 

 tirely white or yellow behind, generally with a median black band, 

 which is occasionally narrow and interrupted, sometimes very broad, 

 leaving only a white or yellow spot near base and at apex; their tarsi 



