1010 Sphecidae 



PleNOCULUS Fox 

 p. allanticus Vier. LI: Cold Sp. Harb. (Beq). 



Lyroda Say 



L. subita (Say). Keene Val. (Beq); Piseco L., Aug (NYS) ; Ithaca, Je 27-Sep 

 20, common (Bdy-CU) ; White Plains (Beq) ; LI: Jamaica (Beq). Provisions 

 its nests with crickets of the genus Nemobius. 



SUBFAMILY TRYPOX YLONINAE 



Trypoxylon Latreille 



(The species of this genus provision their nests with spiders. Most species build 

 in twigs and stems,, but some burrow in posts ; one species builds clay nests ; another 

 utilizes deserted nests. 



T. albopUosum Fox. Ithaca, Jl 19-Aug 14 (Bdy-CU) ; Albany, Aug (NYS) ; SI, 

 Sep 26, Ds (Ashm) ; LI: Huntington, Jl 9 (Schott) ; Sea Cliff, Jl 29- Aug 25 

 (Bks) ; Greenport, Flatbush, Bug (Beq) ; Rosedale, Schott (Beq) ; Yaphank, 

 IDs (Beq) ; Gardiners I. (Beq). 



T. bidentatum Fox. Essex Co., Wilmington, Aug 20-25 (Bdy-CU) ; Shelving Rock 

 Mt., Sep 2 (Bdy-CU) ; Ithaca, May 30 (Bdy-CU) ; McLean, Aug, SRobinson 

 (Bdy-CU); LI: Sea CHff (Bks); Orient (Beq). An essentially Canadian 

 species. 



T. carinatum Say. LI: Sea Cliff (Bks). 



T. clavatum Say. Ithaca, Aug 18 (Bdy-CU) ; Albany, Jl (NYS) ; West Farms 

 (Pck) ; SI, Ds (Beq) ; LI: Cold Sp. Harb., Wading R. (Beq) ; Huntington, 

 Brookhaven, Schott (Beq). Utilizes the abandoned nests of mud-daubers, 

 remodeling, partitioning, and resealing them. Can also burrow into wood and 

 make its own nests, according to the Raus. 



T. excavatum Sm. "NY" (Fox). 



T. frigidum Sm. Keene Val., Not (Beq) ; Old Forge, Jl, Newport, Jl, Ilion, Jl, 

 Karner, May, Yg (NYS) ; Ithaca, common, Je 10- Aug 4, Slaterville (Bdy- 

 CU) ; Norton's Landing, on Cayuga L., SmHH (Cress-CU) ; McLean, Aug 

 20-31, SRobinson (Bdy-CU) ; W. Nyack (Beq) ; West Farms (Angus), reared 

 from stems of Syringa ; LI: Sea Cliff (Bks) ; Cold Sp. Harb., Central Pk., 

 Gardiners I. (Beq). Very common inhabitant of elder stems. 



T. politum Say (albitarse auctt.). Karner, Ds (Beq) ; Clinton Hgts., Ap (NYS) ; 

 SI, Ds (Ashm). A common austral species. This species builds large "pipe- 

 organ" nests, consisting of parallel tubes of mud attached to walls, etc., and 

 provisions them with spiders. 



T. rubrocinctum Pck. Honeoye Falls, Je 27, Leon (Bdy-CU) ; Ithaca, Jl 14-Aug 

 30; W. Nyack (Beq); SI, Ds (Ashm); LI: Sea Cliff (Bks); Gardiners I. 

 (Beq). 



SUBFAMILY SPHECINAE 



Chlorion Latreille i^^ 



(The species of this genus burrow in the ground and store their nests with grass- 

 hoppers. They are large and handsome wasps and are common visitors of flowers 

 during the late summer.) 



"^ The digger-wasps of North America and the West Indies belonging to the subfamily Chlor- 

 ninae. By Henry T. Fernald. Proc. U. S. Nat. Mus., 1906, 31:291-423. 



