Report u2Jon Aculeate Hymenopterct. 233 



Genus Polybia, Lepoletier. 

 65. Polyhia occidentalis, Olivier. 



1791. Vcsjia occidentalis, Oliv., Encycl. Method. Ins., 



vi, p. 675. 

 1884. Myrapt&ra clegans, Curtis, Tr. Linn. Soc. Lond., 



xix, p. 258; pi. 31, f. 0. 

 1853. Polyhia occidentalis, Sauss., Etud. fam. Vespid., 



ii, p.'l04. 



St. Vincent — Kingstown (Windward side). Eight ^ 

 specimens. 



Family XXIX. EUMENID^. 



Genus MoNOBiA, Saussure. 



66. Monohia insularis, n. sp. 



9 . Length 24 nun. Black, subopaque, coriaceous, finely punctate, 

 and clotlied with a fine, microscopic sericeous pubescence. Hind 

 angles of nietathorax suljdentate with a rufous line. Clypeus 

 anteriorly suhemarginate. Scape beneath rufous. Legs black, the 

 tibi;e beneath and the tarsi rnfescent. Mesonotum with the parap- 

 sidal furrows distinct only posteriorly. Scutellum with a delicate 

 median impressed line. Tegulse black, with a rufous spot. Wings 

 blue-black, fuscous at apex. Abdomen entirely black, microscop- 

 ically punctate, the first segment Avith a smooth impunctate space 

 at apex. 



Grenadines — Canonan Isle. Described from a single $ 

 specimen. 



The species comes apparently nearest to M. yicadiiflupeii - 

 sis, Sauss. 



Genus Odynerus, Latreille. 

 67. Odynerus sancti-vincenti, n. sp. 



$ (^. Length 8-10*5 mm.; ^ 7-8 mm. Black, closely riigoso- 

 punctate. Scape beneath, spot between antenmo, anterior orbits 

 but not extending into the sinus of the eyes, clypeus entirely, a 

 spot at base of mandibles, pronotum above entirely, two large 

 almost confluent spots on the scutellum, postscutellum, hind angles 

 of metathorax, broad apical bands on all dorsal abdominal segments 

 and the ventral segments, except the first, sometimes a lateral spot 

 on second dorsal segment, and most of the legs, except toward base, 



