No. 3656 COPEPODS—LEWIS 29 
(Ret 
005mm, co 
h+—+}+—_ ++ ro et 
04 mm. oc Oimm. & 0.05 mm. d 
Ficure 13.—Alebion gracilis Wilson, 1905, male: a, dorsal view; b, genital segment, ventral 
view; ¢, right antenna, ventral view; d, right maxilliped, ventral view; ¢, distal region of 
second segment of exopodite of right first thoracic leg, anterior view; f, exopodite of 
second thoracic leg, anterior view; g, right fifth leg, ventral view; h, right sixth leg, ventral 
view. 
