' MONOGRAPH OF THE NORTH AMERICAN PROCTOTRYPID/E. 257 



Vertex impressed in the middle, frons with a medial furrow. 

 CoxiB black, legs dull rufous, base of tibiaj and tarsi yellow. 



Metapleura very rough I. californica, sp. nov. 



Motapleura smoother, but delicately punctate, with a deep sulcus. 



I. LINTNEUJ, sp. nov. 



Inostemma Cressoni Ashm. 



(PI. XI, Fig. 6, 9.) 



Can. Ent., xix, p. 127 ; Cress. Syn. Hym., p. 249. 



9 . Length, 2 to 2.2""". Black, subopaque, minutely puuctulate or 

 sbagreened ; head transverse, the vertex at tlie middle and posteriorly 

 impressed, the face with a median depression above the insertion of the 

 antennae, the lateral ocelli touching the border of the eye. Antenna} 

 black or brown-black, the extreme apex of the pedicel yellowish, first 

 two funiclar joints slender, cylindrical, the third and fourth small; club 

 4-jointed, the second and third a little longer than wide, the last con- 

 ical. Thorax with delicate but complete parapsides, the middle lobe 

 a little concave at the middle for the reception of the abdominal horn, 

 the scapulae with a longitudinal grooved line; mesopleura faintly acic- 

 ulated, deeply foveated, the fovea extending from beneath the tegula? to 

 between the middle and hind cox*, metapleura with a whitish or sil 

 very pubescence. Legs black or piceous, the tibiae and tarsi pale brown 

 or yellowish. Wings hyaline, the tegulae rufo piceous. Abdomen pol- 

 ished, shining, longer than the head and thorax together, i)ointed and 

 curving upward at tip, the horn long and extending forward over the 

 thorax to the vertex of head, second ventral Segment with 2 aciculated 

 sulci at base. 



Habitat. — Jacksonville, Fla. 



Type in Coll. Ashmead. 



InoBtemma Homi Ashm. 

 Can. Ent., xix, p. 126; Cress. Syn. Hym., p. 249. 



S $ . Length, 1 to 1.4""'. Black, subopaque, closely, finely punctu- 

 late, the thorax above lustrous; head transverse, the vertex impressed 

 deeply at the middle, the face with a median impressed line. Antennae 

 black, the pedicel and first two funiclar joints a little pale at tip, sub- 

 equal, the third and fourth, minute; club 4-jointed, the second and 

 third joints a little wider than long. Thorax with complete parapsidal 

 furrows, the scapuliB most frequently without a trace of an impressed 

 line; mesopleura polished, foveated but not aciculated; metapleura 

 pubescent. Legs black or i>iceou8, the tarsi yellowish, the tibiae paler 

 basally; wings hyaline, the teguhe black or piceous. Abdomen pol- 

 ished black, as long as the head ami thorax together, the horn extend- 

 ing over the thorax to the vertex of head, finely, longitudinally acicu- 

 lated and much thicker at tip than at base ; first segment and second 

 at base, striated. 



21899— No. 45 17 



