NEW MALLOPHAGA. 119 



rower and segment 9 very narrow and short; segment 1 

 shorter than the nearly equal segments 2-7 ; all segments 

 brown; segments 1-7 with a rather broad, black, lateral, 

 marginal blotch, emarginated on inner face ; these blotches 

 touching at the sutures produce a continuous lateral band 

 emarginated on each segment; segment 8 not distinctly 

 blotched, but with narrow lateral black margin; segment 

 9 slightly emarginated, and with a brown blotch on each 

 side; segment 1 especially, and segment 2 with an ill- 

 defined median blotch of dark brown ; the sutures between 

 segments 2-7 showing except at lateral ends as uncolored 

 lines; below, the lateral bands are narrower and not 

 emarginated (or faintly on each segment) ; segment 1 

 with distinct median blotch, and segment 2 with a larger 

 indistinct blotch; one or two hairs at posterior angles of 

 segments; on segments 7—9 more hairs. 



Male. Body, length 3.44 mm., width .59 mm.; head, 

 length .72 mm., width 5. mm. Antennae, first joint as long 

 as all others combined, second next longest, third short with 

 a dorsal angular projection at distal extremity, fifth slightly 

 longer than fourth; first, fourth and fifth more colored 

 than others. Abdominal segments with complete trans- 

 verse dark brown bands, black at lateral margins, and 

 with paler stigmatal spots; ninth segment very small and 

 not emarginated. 



Rudow (Zeitschr. f. ges. Naturwiss., 1870, vol. xxxv, 

 pp. 121— 137)5 describes several Lifieur i taken on Procel- 

 laria, and one, nigricans, is a form as dark as celer, 

 but all of these species are small, nigricans being but 1.5 

 mm. long. 



Lipeurus longipilus n. sp. (Plate vii, fig. 7.) 



A few males and females taken from two specimens 

 (out of ten shot) of the American Coot, Falica aniericana 



