276 



ALLAN HANCOCK PACIFIC EXPEDITIONS 



VOL. 18 



Relative Lengths and Widths of the articles of peraeopods 1-5 of type 

 specimen U rot hoe pinguis (from notes of Dr. Sheard) 



TABLE 7 



Relative lengths of the articles of uropods 1-3 of type specimen Urothoe 

 pinguis (from notes of Dr. Sheard) 



TABLE 8 



Peraeopod 3 : article 4 is more than half again as wide as article 2, 

 article 5 is half as wide as article 4 and nearly as wide as article 2; 

 article 6 is longer than 5 and very slender, while article 7 is very short. 



Peraeopod 4: article 4 is as wide as 2 and wider than article 4 of 

 peraeopod 3 ; article 5 is about half as wide as article 4 and article 6 is 

 longer and much narrower than 5 ; article 7 is twice as long as in 

 peraeopod 3. 



Peraeopod 5 : the expansion of article 2 is slightly wider than article 

 2 of peraeopod 4, the rest of the articles being very narrow, articles 5 

 and 6 being equal in length. 



Uropods 1-3 : all with each pair of rami subequal in length. 



Uropod 1 : peduncle with a row of setae along outer margin, inner 

 margin with several setae ; posterior edge of peduncle with a large spine, 

 then a smaller one near it and then a small thin one; a small spine is 

 in the middle of the inner margin; outer ramus with 6 setae along 

 proximal outer margin, none on inner margin, each distal margin with 

 5 short spines each. Inner ramus with 7 thin spines along each margin. 



Uropod 2: peduncle with 4 spines along dorsal surface, one large 

 spine near end; outer ramus with possibly 10 small spines on dorsal 

 surface; inner ramus with 3 spines at end on dorsal surface. 



