112 INSECUTOR INSCITI^ MENSTRUUS 



(somewhat less), black, the cross-stripes being the black distal 

 margins of segments 2-4. Umbilicately punctate but not 

 coarsely, the white pubescence not abundant, the cephalic 

 scutum cross-striate. Propodeum semirugose, its median 

 basin wide, globular, finely punctate, hollowed at base of 

 meson, but there is no distinct median channel. Petiole trans- 

 verse-linear, a tubercle from its lateral margin. Abdomen usual, 

 nonstylate, segment 5 much the longest, occupying about half 

 the surface, 4 not half its length, next longest. Abdomen 

 glabrous dorsad. Caudal tibial spurs double, stout, the longest 

 nearly as long as the first tarsal joint. Marginal vein over 

 twice the length of the stigmal, the latter slightly shorter than 

 the postmarginal. Funicle 1 nearly twice longer than wide, 

 subequal to the pedicel, 5 somewhat shorter; club 2-jointed, 1 

 quadrate, 2 twice longer. Mandibles tridentate. 



The male is the same but the petiole and abdomen, median 

 line of propodeum and the thorax just above hind coxa, is 

 black. The petiole is finely punctate, longer than the hind 

 coxae, over thrice longer than wide. Flagellum dusky pallid, 

 the pedicel blackish above, globular. Funicle joints each with 

 two scanty whorls of long hairs, twice longer than wide where 

 widest. Club 1 somewhat shorter and not humped on one side, 

 2 and 3 subequal, a little shorter than 1. 



One male, two females, reared from the galls of Cteno- 

 dactylomyia watsoni on sea grape (Coccolobis uvifera), May 6, 

 1916 (R. H. Van Zwalenburg). 



Habitat, Joyudd, Porto Rico. 



Types, Cat. No. 20475, U. S. Nat. Mus., the specimens on a 

 tag, hind tibiae and head of the female and male flagellum on a 

 slide. 

 Neocatolaccus livii, new species. 



Female. — Length, 1.10 mm. Dark metallic green, the wings 

 hyaline, the venation dusky yellowish, the scape, tegulas, and 

 legs straw yellow except the coxse. Head and thorax densely 

 punctate, the propodeum scaly, also the abdomen distad of 

 segment 2. Pedicel subequal to funicle 1, which is a third 

 longer than wide, 5 quadrate. Scape slender, thicker distad. 



