134 INSECUTOR INSCITI/E MENSTRUUS 



Synergus furnessana, new species. (PI. IV, figs. 8-13.) 



Female : Length, 2-3.6 mni. Average of 30 specimens was 3. 1 

 mm. Black and white. Head slightly broader than thorax. Com- 

 pound eyes, inner margin of mandibles, and a broad area on vertex 

 reaching down to base of antennae in front and broadening out on occi- 

 put behind (sometimes reduced to a black spot about ocelli and a long 

 curved transverse one on occiput), and ocelli, black. Rest of head white 

 or whitish. Face radiately striate, rest of head coriaceous and slightly 

 pubescent with short white hairs. Mandible 3-toothed, labial palpi 2, 

 maxillary 5 -jointed. Antennae filiform, I 4- jointed ; first two joints stouter 

 and white, the rest a little darker, joints 3—5 slender, long, and equal, 

 6- 1 3 progressively shorter, last necirly twice as long as penultimate and 

 acuminate. Joints 4 to end with longitudinal grooves with clear spot in 

 center of each. Thorax black below and varying from white to very 

 dark in different individuals above, rugose, covered with short white hairs. 

 Proepisternum, metathorax, median segment, and band along anter' »r 

 margin of pronotum always black. Mesopleurae longitudinally ridged, 

 crossed by a broad lighter band. Mesonotum and scutellum white to 

 nearly black. Parapsidal grooves complete, slightly diverging in front, 

 anterior lines short and faint, median and lateral wanting. Scutellum 

 more coarsely rugose with two shallow pear-shaped foveas at base, the 

 large ends not quite confluent in the center. Legs including coxae white, 

 but tibiae and tarsi darker, nearly black in the last pair. Tarsal claws 

 with tooth at base. Wings hyaline, hciiry, radial cell closed, areolet and 

 basal half of cubitus rather indistinct. Abdomen larger than head and 

 thorax together, laterally compressed, white with a very conspicuous and 

 constant median dorsal black band, extending from near tip of abdomen 

 to the collar, broader anteriorly and with an indentation near the front 

 end on ventral margin. Pedicel black and rugose, collar black and lon- 

 gitudinally sulcate. Abdomincd segments bare, with a few hairs on last 

 segment near the prominent sheath. Rear third of second and visible 

 part of all the rest inconspicuously punctate. Ovipositor very long. 



Male : Head as in female except antennae are 1 5 -jointed, third joint 

 excised, last acuminate and scarcely longer than penultimate. Thorax 

 and abdomen black. Legs including coxae white, tibiae and tarsi darker, 

 especially in hind pair. Abdomen shorter than head and thorax com- 

 bined, smooth and shining, almost entirely occupied by second segment. 



Dale of publication. October 30, 1913. 



