472 



KELLOGG AND KUWANA 



Male. — Body, length 1.2S mm., width .6 mm; very pale yellowish- 

 brown, with dark brown margin ; docophoroid in shape. Head, 

 length .38 mm., width .36 mm. ; bluntly triangular, with narrow 

 clypeal front very slightly concave ; a single hair in anterior angles, 

 and three others on lateral margins ; trabecule small, pointed ; 

 antennae as usual ; eyes inconspicuous, with one prickle in posterior 

 edge ; temporal margins flatly convex, with a single long hair, and two 

 prickles just in front of the hair ; occipital margin straight, bare ; sig- 

 nature indistinctly colored, broad, emarginated in front and truncated 

 behind ; antennal bands distinct and narrow ; temporal margins for a 

 little distance behind eyes, narrowly bordered. Prothorax short, broad, 

 with lateral margins strongly converging anteriorly ; a single longish 

 hair in posterior angles ; posterior margin flatly convex , brown lateral 

 borders, which extend inward along posterior margin. Metathorax 

 broad, short, obtusely angled on the abdomen, with a series of non- 

 pustulated hairs along posterior margin ; a lateral marginal blotch 

 extending partly inward. Legs concolorless with body. Abdomen 

 elliptical, short and broad for JVirmus^ with one to two or three long- 

 ish hairs in posterior angles of segments, and a single transverse series 

 of four long weak hairs along posterior margin of each segment ; dark, 

 golden-brown lateral bands, and slight indication of median blotch. 



Female. — Body, length 1.55 mm., width .58 mm.; head, length 

 .43 mm., width .41 mm. ; last abdominal segment slightly emarginate, 

 without hair. 



NIRJMUS SEPARATUS sp. nov. 

 (PI. XXIX, fig, 6.) 



Two females from Caviarhytichus variegatus from Albemarle ; 

 a female from Progne modesta from Albemarle ; a male from 

 Geospiza conirostris irom. Hood; two females from G. Jhrl/s irom 

 Albemarle ; a male from Certhidea albemarli from Albemarle ; a 

 female from Anous stolidus from Clipperton Island and two females 

 from Sterna fuliglnosa also from Clipperton Island. A distinctly 

 marked form not closely like any previously described Nirmus. 



Male. — Body, length 1.66 mm., width .38 mm. ; distinguishable by 

 its general dark color and rounding, uncolored clypeus ; margins dark 

 chestnut brown ; narrow-waisted. Head, length .45 mm.; width .28 

 mm. ; elongate conical, with slightly expanded uncolored part of 

 rounding clypeus ; a marginal hair on expanded clypeal portion, one 

 at suture and two m front of the suture, one rising from dorsal surface 

 and one from ventral ; trabecule small, but distinct ; temporal margin 



