1894-] ENTOMOLOGICAL NEWS. 1 27 



once distinguished by the submedian cell receiving the basal vein 

 much before its apex, while in Alyson this vein is interstitial. 



FIG. I. Fore wing of Didineis \Vesni. 



FEMALES. 

 Head and thorax black; abdomen red; spot on clypeus and scape beneath 



yellow . . texana. 



Head, thorax and abdomen reddish brown ; clypeus and scape of the 



same color peculiaris. 



MALES. 



Antenna; long and slender, the joints not at all nodose beneath, texaiia. 

 AnteiiiKe stout, the joints of flagellum more or less nodose. 



Black, first two segments of abdomen red nodosa. 



Hntirely reddish brown, the apical segments of abdomen fuscous. 



peculiaris. 

 T. Didineis texana Cress. 



. Hyson tc.rantis Cr. , Tr. Am. Ent. Soc. iv, p. 226, $, 1873. 

 Didineis texana Handl., Sitzb. Akad. \Vissensch. Wien, Math- 

 naturw. Classe, xcvi, p. 267, 9c?- 



^ Virginia, District of Columbia, Texas. Mr. 



~~\^^ J Guignard has sent me an unusually large speci- 



-* V men, taken at Ottawa, Canada, by Mr. W. H. 



KII;. 2. Last 2 joints Harrington. 



of male antenna. 



2. Didineis nodosa n. sp. 



. Anterior margin of clypeus subtruncate; front and vertex with very 

 fine and close punctures; antenna; stout, the first joint of the flagellum 

 longer than the second and much thickened beneath at the apex, joints 

 2-5 also thickened in this manner, the tenth joint produced into an acute 

 spine beneath at apex, the last joint very large and curved; metathorax 

 with coarse striations, those within the elongate, semi-elliptic enclosure 

 placed obliquely on each side of a longitudinal, central, raised line; fore 

 legs much flattened and dilated, the lower margin of fore femora suban- 

 gular medially; abdomen finely and closely punctured. First two seg- 

 ments of abdomen red; tibia; and tarsi yellow-testaceous; scape beneath, 

 clypeus, except in middle, inner orbits to about the middle of front yellow; 

 last joint of flagellum reddish testaceous; wings subhyaline, iridescent, 

 without tuscous markings. Length 6 mm. 

 State of Washington. 



