voi..xvi,-| PROCEEDINGS OF THE NATIONAL MUSEUM. 567 



Family VES PI l)yE. 



Polistes smithii SaiiHs. Var. (?) 

 Two specimens. Coiijio, January li, 1S<>(). 



Belenogaster sp. 

 One specimen. Conj^o, December 27, 1889. 



Family EUMKNID^:. 

 Synagris calfida Linn. 

 Two specimens. C'.ongo, December 24, 1889. 



Synagris aequatorialis Sanes. 

 Two specimens. Conjio, no date. 



Eumenes fenestralis Saiisw. 

 One specimen. Con^o, no date. 



Eumenes cethiopica San.ss, var. (?) 

 One specimen. Conj;o, January 2, 1890. 



Family LARRIDJ^.. . 

 Larra sericea .Smith. 

 One specimen. Congo, January 2, 1890. 



Larra sp. 

 One spe.imen. Congo. This is a handsome species, one-half larger 

 than L. sericea, with a golden i)ubescence on the thorax, the wings 

 yellowish and the abdomen black, transversely banded with silvery 

 pubes(;encc on the posterior borders of the segments. The lace is 

 densely clothed with golden pubescence, and the legs are uniformly 

 light brown. 



Family SPHECID.F.. 

 Pelopaeus spirifex L. 

 Two specimens. Congo, January 2, 189.0. The clay tunnels of this 

 species were also collected, but present nothing characteristic. 

 Pelopaeus ecksteiiiii Dalilt. (i) 

 Two spe<'imens. Congo. This species, which Mr. Kirby has labeled 

 with a «iuery, is rather larger than /'. .spirifex, and differs supertlcially, 

 mainly in being re<l wliere the latter is yellow. 



Sphex sp. 

 One specimen. Congo. This is a large and handsome species, 40 

 millimeters in length, with blue-black abdomen and wings, velvety, 

 blm^k metathorax, and mahogany-brown pro and meso thorax, head 

 anteunie, and legs. 



