144 INSKCUTOR INSCITI^ MENSTRUUS 



distal half of the scape, black. Dorsum of abdomen more or 

 less dusky along the meson. Dilation of scape great. Pedicel 

 a little wider than long, larger than funicle 1; all funicle joints 

 wider than long, 6 largest, larger than the pedicel ; club about 

 half the length of the funicle. Vertex densely scaly punctuate, 

 the thorax and abdomen densely scaly. Axillae a little sepa- 

 rated. Pubescence very short, not dense. Scutellum long, 

 shield-shaped. Abdomen depressed, circular, shorter than the 

 thorax. Wings ample, the hairless line closed caudad ob- 

 scurely by a paired line of cilia, with dense ciliation proximad 

 of it. Venation not reaching the costa until the middle of the 

 postmarginal vein, the marginal vein punctiform, the stigmal 

 long and slender, over twice the length of the distinct post- 

 marginal. 



Described from a single female in the U. S. National Mu- 

 seum, reared from a supposed psyllid larva from under the 

 bark of Eucalyptus (A. Koebele). Locality very probably 

 Sydney. 



Type: Cat. No. 20893, U. S. Nat. Mus., the female on a 

 tag, the head and a fore wing on a slide. 



AMISCOGASTER, new genus 



Female. — Belongs to the Halticopterini and has the habitue 

 of a small species of Burytoma though not like Burytoma in 

 structure. Head (cephalic aspect) very slightly wider than 

 long, the eyes bulging, hairy, ovate, the antennae inserted be- 

 tween the middle of the face and the ventral ends of the eyes, 

 filiform, 13-jointed with one ring-joint, the club 3- jointed, 

 simple, the scape very short, a little over twice longer than 

 wide (body, the bulla short), a little longer than the pedicel. 

 Mandibles with two acute teeth and an inner truncation. Pro- 

 notum distinct, not very transverse linear. Parapsidal fur- 

 rows punctate, not quite reaching the mesal edge of the ad- 

 vanced axilljE, the scutum with a distal tongue-like mesal pro- 

 longation between the large, obtuse axillae. Scutellum con- 

 vex, simple. Propodeum large, somewhat convexed, with a 

 fine median rue^a (several rr,.s:<e running irregularly from it to 



