156 



S. OHTSUKA, G.A. BOXSHALL AND H.S.J. ROE 



Fig. 35. Sarsarietellus abyssalis, female (holotype). A, Genital double-somite, ventral view, part around copulatory pore missing; B, Internal 

 structure of right genital system; C, Fourth endopod segment of maxilliped, innermost seta indicated by arrowhead; D, Fifth endopod 

 segment of maxilliped, innermost seta indicated by arrowhead; E, Sixth endopod segment of maxilliped. Scales in mm. 



the second endopodal segment of the antenna, the rudimen- 

 tary 1 -segmented mandibular endopod with 2 setae, and the 

 rudimentary seta on the second basal endite of the maxillule. 

 The terminal segments of the female antennule were 

 re-examined in detail, revealing that there were several 

 misinterpretations of the segmental fusion pattern and of the 

 setation pattern in Sars' (1924, 1925) descriptions. 



Genus Pilarella Alvarez, 1985 



Diagnosis (emended). Only female known. Body relatively 

 small, 1.5 to 1.7 mm in length. Prosome oblong in dorsal 

 view; cephalosome separate from first pedigerous somite: 

 ventrolateral corner of last prosome somite pointed; urosome 

 nearly half as long as prosome. Genital double-somite slightly 



