PSYCHE. 



SOME INSECTS OF THE HUDSONIAN ZONE IN NEW MEXICO. — II. 



HYMENOPTERA PARASITICA. 



BY WILLIAM H. A.SHMEAD. 



(i) Pseudamblyteles neomexi- 

 canus, new species. 



<J. — Length 12.5 mm. Black; scape be- 

 neath, the upper anterior orbits, the face be- 

 low the antennae, the cljpeus, the labruni, 

 the mandibles, the scutellum. the tegulae, a 

 short line in front of same and one beneath, 

 and the legs, except the anterior and middle 

 coxae at base and posteriorly and the hind 

 coxae, lemon-jellow ; the extreme apex of 

 hind tibiae fuscous. The anterior and 

 middle coxae at the base and posteriorly 

 and the hind coxae black; palpi jellowish- 

 white. Wings hyaline, faintly tinged, the 

 veins except towards base of wings, dark fus- 

 cous, the stigma within reddish brown. Ab- 

 domen black, the basal two thirds of the 

 second and third dorsal segments and ventral 

 segments 2 and 3 rufous, the latter with a 

 fold. 



Type. — Cat. No. 5324, U. S. N. M. 

 (One (J specimen.) 



(2) Platylabus tibialis, new spe- 

 cies. 



? . — Length S mm. Black ; a narrow 

 stripe on hind orbits, a narrow band before 

 base of mandibles, and the last two joints of 

 maxillary and labial palpi, white or whitish. 

 Mandibles black with a rufous spot near apex. 

 Legs rufous ; the coxae, the extreme apex of 



hind femora the hind tibiae, except toward 

 base, and the hind tarsi black, the hind coxae 

 marked with rufous. Wings subfuscous, the 

 stigma and veins dark fuscous, almost black. 

 Antennal joints 14 and 15 with a white spot 

 above. 



Type. — Cat. No. 5325, U. S. N. M. 

 (One 9 specimen.) 



Allied to and difficult to distinguish 

 from Platylabus pedatorius Fabr., of 

 Europe. 



(3) Cryptus proximus Cresson. 



One ? specimen. This species is 

 found in Colorado, British Columbia, 

 California and Alaska. 



(^4) Itoplectis exareolata, new spe- 

 cies. 



5. — Lengtli 6 mm. Black; the apex of 

 abdominal segments 1 to 3 narrowly rufous, 

 or rufo-piceous ; the legs rufous, the anterior 

 coxae basally, the hind tibiae, except a pale 

 annulus at basal third, and the hind tarsi, 

 except joints i and 2 narrowly at base, are 

 black or very dark fuscous; the annulus on 

 the hind tibiae, the spurs and the annulus 

 at base of joints i and 2 of tarsi, are whitish. 

 Mandibles, antennae and tegulae wholly 

 black. Wings hyaline, the stigma and veins 

 blackish, but with a white streak between 

 the stigma and the parastigma. Metathorax 

 exareolated, without a trace of a carina. 

 Abdomen normal, punctate; the ovipositor 

 ■about two thirds the length of abdomen. 



