4 PROCEEDINGS OF THE NATIONAL MUSEUM vol.67 



APAELETICUS AMERICANUS, new species 



Female. — Length, 9 mm.; antennae, 8 mm. 



Head from above transversely oval, the temples strongly narrowed, 

 from in front subtriangular, the cheeks straight and strongly con- 

 vergent; vertex and temples shining, punctate; frons transversely 

 punctato-rugose ; face medially elevated and sparsely punctate, 

 laterally obliquely rugoso-punctate; clypeus convex, apically rounded 

 and medially sub truncate, sparsely punctate; labrum narrowly 

 exserted; malar space much longer than basal width of mandible; 

 mandibles subfalcate, narrow at apex, the lower tooth very small and 

 far from apex; eyes large, bulging, entire within; antennae slender, 

 apically attenuate; macillary palpi long, slender, second joint triangu- 

 lar. Pronotum punctate above, polished and without sculpture 

 below, with a few rugae along posterior margin; propleurum flat and 

 densely punctate below and carinately margined on each side; 

 mesoscutum evenly punctate, the punctures distinctly separated, 

 notauli distinct but very short; scutellum elevated, sparsely punctate, 

 margined to beyond middle, the carinae very strong to above bases 

 of wings; mesopleurum and metapleurum rugoso-punctate, speculum 

 polished, sternauli strong; propodeum coarsely reticulate-rugose, 

 this sculpture largely obscuring the carinae, apophyses strong, 

 spiracles small, oval; areolet irregularly pentagonal; nervellus 

 reclivous, broken below middle; nervulus interstitial. Abdomen 

 narrow fusiform, truncate at apex of fifth tergite, the apical tergites 

 being hidden within the fifth; petiole rather slender, without dorsal 

 carinae, postpetiole moderately broad, polished except in apical 

 corners, where it is punctate; other visible tergites, except fifth, 

 densely punctate, gastrocoeli broad, shallow, opaque, lunulae distinct 

 on second and third. 



Ferruginous; antennal annulus, collar medially, scutellum and 

 minute spots on subalar tubercles yellow; pedicel, flagellum beyond 

 second joint, mandiples, palpi, margins of propleura, tegulae, sutures 

 in scutellar and alar regions, mesosternum posteriorly, metasternum, ' 

 and apices of hind femur and tibia blackish; wings hyaline. 



Type-locality. — Cabin John, Md. 



Type.—Q^i. No. 27682, U.S.N.M. 



Two females, the type, taken September 7, 1916, by R. M, Fonts; 

 the paratype taken on the summit of Mount Katahdin, Me., at an 

 elevation of 5,215 feet, in August, 1902, has the sculpture some- 

 what stronger throughout, the postpetiole medially rugulose, and the 

 clypeus and scrobes of pronotum piceous. 



Genus POLYCYRTUS Spinola 



Although it is not uncommon in the vicinity of Washington and has 

 been represented in the National Collection for many years, the fact 



