252 



209 



Fig. 104. Vibilia antarctica Stebbing. 



of the pereon, in males, longer. The eyes are usually weakly pigmented 

 and individuals with intense pigmentation are rare finds; in males the 

 eyes occupy about 1/4 the lateral surface of the head, in females less, 

 antennae I in females are slightly shorter than the head and somite I 

 of the pereon but the broadened 1st segment of the flagellum is equal 

 to or slightly shorter than the head. In males the 1st segment of the 

 flagellum has parallel lower and upper margins and anteriorly is more 

 sharply truncated than in females; the line of truncation is straight or even 



