283 



the bifurcations expanded as in Prosopis cressoni; see Metz's 

 paper, Tr, Am. Soe. XXXVII., pi. IV, fig. 53 etc. This group 

 is American, Austral, and European, and j)rohablv cosmopoli- 

 tan." 



LAKEIDAE. 



7. Ft son sp. 



8. Pi son sp. 

 i). Pison sp. 



VESPIDAE. 



10. Polisies liehraeus Fab. 



11. Polistes semiflavus Holm. 



12. Icai-ia in(irf/iiiat(i Sauss ^=7. (■(((/(iijintciisi.s A^-luu. 



EUMEXIDAE 



13. Rhynchium hrunneiun Sauss. 



BETHYLIDAE. 



14. Gonatopus sp. 



15. Sderod^vma duarteanum n. sp. 



9 dimorph. Length 5mm. Black, smooth and shining, with a 

 delicate miscroscopic reticulation, and sparsely clothed with pale 

 golden hairs set in shallow punctures. Antennae 13-jointed, honey 

 yellow, outwardly fuscous, scape long, clavate and curved outwardly, 

 pedicel much shorter, obconic, funicle filiform, less than twice the 

 length of the scape, joints short and subequal except the last, which 

 is nearly twice as long as the preceding. Legs honey yellow, short 

 and stout, femora greatly swollen. 



Wings narrow with two short completely closed basal cells, 

 the basal nervure reaching the costa, the nervures brown and the 

 disc largely infuscate. 



Ilab. Chance's ranch, Jigo, Guam. Described from 9 spe- 

 cimens bred from a coleopterous larva in cacao ( Tlieohvoma 

 cacao). Xamed for Cap't. P. Duarte. 



IG. ParasieroJa celhdaris Say. 



SCELIOXIDAE. 



17. CaJotcd-eia elcgans Perk. 



18. Macrotehia manilensis Ashm. 



19. Platyscelio wilcoxi n. sp. 



^ Length about 4mm. Greatly flattened, with a sparse clothing 

 of fuscous hairs which is thicker on the t"\vo last abdominal segments. 



