ON A SECOND COLLECTION OF MALLOPHAGA ETC. 



roughly in three rows. Ground colour of thorax translucent yellowish- 

 white, without markings. Legs concolourous with thorax, long and 

 slender, with numerous short hairs and spines ; tarsus and claw very 

 long ; onychium oblong ; hind pair of legs longer than the rest ; on 

 the ventral surface of hind femora three rows of dark'.coloured combs, 

 each composed of twelve to eighteen spines. 



Abdomen remarkably long and narrow ; widening gradually to- 

 wards the third segment which is about equal to the fourth segment, 

 then narrowing rapidly to the ninth segment ; length of segments 

 nearly equal ; lateral margins of segments slightly convex ; median 

 parts of segments I — VIII with several short and one to three long 

 hairs which become graduali)- longer in the posterior segments ; the 

 last segment rounded, with slight lateral emarginations, bearing two 

 long hairs on each side. Posterior margins of segments I — YI1I trun- 

 cate, each bearing. a submarginal row of a dozen hairs, of which the 

 lateral ones are distinctly longer than the others. Numerous short and 

 weak hairs on the dorsal surface of segments, those on segments I 

 and II arranged roughly in two rows and those of segments III — VIII 

 in one row ; two pairs of short hairs on the dorsal surface of the last 

 segment. Ventral surface of each abdominal segment with two or 

 three irregular rows of weak hairs of various lengths ; a pair of charac- 

 teristic dark-coloured comb-like spines on each side of the ventral 

 surface of the third segment ; six long submarginal hairs along the 

 posterior margin of the last segment. Colour of abdomen nearly 

 translucent without any markings. Genitalia elongate, well chitinized, 

 reaching from the posterior margin of the fourth segment to the end of 

 the last segment ; basal plate exceedingly long and slender ; continuous 

 distally with a broad lamina, at the base of which the elongate, in- 

 wardly curved parameres are set. 



Description of the female {Fig. .?.) ; — Similar to the male ; body 

 somewhat broader, especially in abdomen ; posterior margin of 

 metathorax convex instead of being straight ; dorsal hairs of abdominal 



