58 



PHVU.OPOD CRI'STACEA 



I'Yniiale : Shell as in S , hut with umbones nnidi less pnimineiit; about 12 growth lines, 

 the outermost very faint. i\(>struni sharply acute. First antennae with about 18 lobes; 2nd 

 antennae with Ijoth rami with 11-13 joints; spines on joints as in the S . Twenty-two pairs 

 of legs; 1st pair witli 6tli enclite extending as far as distal end of flabellum or beyond; palp 



Figure 18. — Eocyzicus hutchinsoni. A, B, shells of $ and 9 from left side (X S.8). C, D, heads of $ and 

 9 from left side (X 13.5). E, spines on anterior side of 1st joint of anterior ramus of 2nd antenna of 9 (X 135). 

 F, left 1st hand of S from behind (X 18). G, distal part of right 1st leg of 9 from behind. The position of some 

 of the setae is indicated by their bases (X 21). H, left 2nd hand of S from behind. (X 18). J, tclson of S from 

 left side (X22). K, right ftirral claw of i from left side (X44). 



of 5th endite extending nearly to end of 6th endite; 5th endite much less than half as long 

 as 6th; 4th endite without palp; notches between endites shallow; 9th and 10th pairs of 

 legs ovigerous. Last 15 or 16 pedigerous segments armed dorsally (forinula of type, from 

 behind forward: 3, 3, 3, 5, 5, 5, 5, 6?, 5, 5, 4?, 3, 3?, 1, 1, ( 1 ) ). Telson with daws less 

 asymmetrical than in $ , preceded by alxjut 26 smooth, unequal denticles, with 1 very prom- 

 inent near the middle of the row. Furcal claw as in 5 . Dimensions of shell: 8.8 x 5.5 mm. 

 Eggs rugose. 



