12 PROCEEDINGS OF THE NATIONAL. MUSEUM. vol.61. 



(EPHIALTOMOEPHA SLOSSONAE Ashmead MS.)=POLYSPHmCTA ELONGATA Cushman. 



Ashmead's type is also the type and only known specimen of 



elongata. 



(EPITOMUS AMERICANUS Ashmead MS.)=PLESIGNATHUS AMERICANUS Cushman^ 



new species. 

 (ERIGLOEA LONGITARSIS Ashmead MS.)=XENOSCHESIS SLOSSONAE Cushman. 

 EUCEROS ALBOMARGINATUS, new species. 



" Scorpiorus albomarginatus Asbra. MS.," Slosson, Ent. News, vol. 13, 

 1902, p. 320. 



Very distinct in its largely black body with propodeum, meta- 

 pleura and base of first tergite ferruginous and tergites white-mar- 

 gined. 



Female. — Length, 11 mm.; antennae, 10 mm. 



Stout; face, frons and cheeks densely punctate, clypeus, vertex be- 

 hind ocelli, and temples sparsely so, space between eyes and ocelli 

 polished ; clypeus less than half as long as wide, apically narrowly 

 rounded and elevated ; malar space as long as basal width of man- 

 dible; cheeks and temples rather weakly buccate, the latter with a 

 transverse furrow originating at the occipital carina and extending 

 about half the width of the temples; antennal scrobes deep and 

 sharply margined laterally; inner orbits tumid opposite antennae; 

 antennae less strongly compressed than usual. Thorax shining, but 

 rather densely punctate ; scutellum sloping nearly from base, polished, 

 sparsely punctate; propodeum short, very steeply declivous behind, 

 deeply impressed in basal middle, posterior face much longer than 

 dorsal, carinae very high, petiolar area with a median carina. Ab- 

 domen broad; first tergite broader than long, anterior basin very 

 broad and short, median carinae prominent for a short distance be- 

 yond, the space between elevated ; tergites 1-6 with a transverse sub- 

 apical impression, 2-4 scarcely half as long as wide. 



Black ; mandibles narrowly pale at base of teeth ; palpi pale brown- 

 ish; antennae brown above, reddish beneath; a minute spot in pos- 

 terior orbits white; tegulae white at base, brown at apex; meso- 

 thoracic spiracle and a minute spot on each side of prescutum, apes 

 of scutellum and postscutellum white ; propodeum, metapleura, and 

 metasternum together with the base of the first tergite ferruginous ; 

 abdomen otherwise black with tergites 1-6 each with a median trans- 

 verse white mark as apex broadest in middle and occupying about 

 half the width of the tergite ; wings hyaline, venation piceous, base 

 of stigma and costa yellowish; legs testaceous except hind tibia and 

 tarsus, which are black, the tibia white at base. 



Type locality. — Alpine region of Mount Washington, New Hamp- 

 shire. 



Type.— Cat. No. 25016, U.S.N.M. 



One female from Mrs. Annie T. Slosson. 



