1908] Brurs^ \ort]( America ii Parasitic Hijmcnoptcra. VII. Ibd^- 
FAMILY PROCTOTRYPID.^:. 
Proctotrypes longiusculus sp. nov. 
Male. Length 10 mm. Black; leg^, except the coxtie, and abdomen 
except extreme base, ferriiginons. Head transverse, two times as wide 
as thick, strongly contracted behind the eyes and sharply marg-ined 
behind. Eyes bare. Clypeus broad, its anterior marg-ins straight; 
broadly truncate. Front, vertex, occiput and cheeks shining, minutely 
pimctulate. Clypeus deeply sparselj^ punctate and w^ith a large fovea 
on each side. Mandibles dark rufous with black tips. Antennas en- 
tirely black, slender, strongly pubescent, scape two times as long as 
broad at tip ; flagellar joints elongate ; first to tenth gradually growing 
shorter, the penultimate about three-fourths the length of the first. 
Thorax very elongate ; collar finely transversely aciculate above, and 
Fig-. 1. Proctotri/iKs longiusculus sp. nov. Male. 
faintly obliquely so on the sides below. Mesonotum shining, faintly 
punctulate, ore and three-fourths times as long as wide. Scutelluf nor- 
mal, sculptured like mesonotum ; methathorax very slightl^y arched above, 
as long as the mesonotinn, regularly rug'ose reticulate, the reticulations 
forming quite distinct longitudinal series, but without median longi- 
tudinal carina. Plura shining, and faintly shagreened. the meso and 
metapleura each with a large convex, perfectly smooth area. Abdo- 
men ferruginous, infuscated apically and black at the extreme base of the 
second segment and the petiole. The latter broader than long and 
coarsely rugose, extreme base of second segment with six short di- 
verging cariuEE. Legs slender, ferruginous ; coxte, trochanters except 
tips, and tarsi black. Longer spur of hind tibia less than one-third 
the length of the metatarsus : tarsal claws simple. Wings quite dis- 
tinctly infuscated: stigma, submarginal and radial veins fuscous; re- 
maining veins distinctly indicated in pale brownish yellow ; radial cell 
one-third as long as high and a trifle more than one-third as long' as 
the stigma. 
This Species differs from P. candatiis by its longer antennae, 
less arched metathorax and generally much more slender form. 
