216 EDWARD NORTON. 



% . — The male lias the two basal joints of antennas white above ; 

 apical half of fifth joint pale; head pale instead of testaceous ; pleura 

 almost entirely white ; abdomen and legs paler than the female ; hinder 

 wings with no middle cells, outer cells complete, a nervure slightly 

 bent at intersections running around the apical margin ; second bra- 

 chial and lanceolate cell extending to margin. 



Mass., Conn., Pa. 



Perhaps this should be called a variety of >S'. terminalis, but the dot 

 back of ocelli, white collar, the V-spot and spot beneath wings, and 

 are permanent differences in this. The male is described by Say as 

 the male of S. terminalis. 



The position of the outer marginal under wing nervure is like that 

 of Perlneura, Hartig, (Plate V, fig. 42), but this is throughout close 

 to the outer margin. 



.'!. Strongylogaster pallidicornis, n. sp. 



Anteniise at tijo, outer orbits, tegulse and scutel white ; head and thorax 

 black ; abdomen, spot on pleura and legs rufo-testaceous. Length 0.36. Br. 

 0.74 inch. 



9-. — Body as in S. terminalis; head and thorax black; antennae 

 black, the four apical joints white, basal joint piceous ; an angular or- 

 bital spot on each side of ocelli, a narrow line around the outer edge 

 of head, the mouth, tegulre, collar, V-spot, scutel, postscutel, upper 

 edge of metathorax, and a dot below all four teguloe, white ; a large 

 angular spot on pleura, back of metathorax, basal plates and abdomen 

 and legs rufo-testaceous; coxa) black, white at apex and a white spot 

 on posterior pair; wings smoky h^^aliue, base of stigma waxen. 

 Brooklyn, X. Y. (J. Akhurst.) One specimen. 



4. S. apicalis. 



Allantus apicalis, Say, Bost. Jour. I. 1835, 216, 3. 



AUantus abdonnnalis, Norton, Bost. Jour. vii. 238, 4, 9 ^ • 



Strongylogaster abdominalis, Norton, Bost. Proc. ix. 120. 



Strongylogaster ajncalis, Norton, Bost. Proc. ix, 120.' 

 Black; tips of antennae and scutel white; abdomen testaceous. Length 0.30 

 — .37. Br. wings 0.65 — .75 inch. 



9 . — Abdomen flattened, acute ; anteunte with the four apical joints 

 white; head large, polished as in S. tcnninalis ; head and thorax 

 black; uasus deeply incurved; uasus and mouth beneath, tegulse, scu- 

 tel and spot behind, pale yellow ; abdomen and legs testaceous, coxae 

 black; tips of posterior pair and most part of trochanters, white; base 

 of four anterior femora and apex of posterior pair black ; wings faintly 

 clouded, base of stigma pale. 



% . — The male has the color of venter and legs paler than with fe- 



