900 CRUSTACEA. 



Allorchestes hawaiensis. 



Epimerce mediocres. Antennce Imce 2dis multo graciliores, quartd parte 

 corporis vix breviores, flagello li-articidato, articidis longis tenuibus, 

 setts paucis, diametro articulorum non longioribus ; 2dce basi duplo 

 longiore quam basis Imarum, articulis flagelli paulo oblongis, setis 

 paucis latitudine articulorum dimidio brevioribus. Pedes Imi parvidi, 

 manu late subovatd, supra fere redd, infra arcuatd, palmd obliqud 

 fere longitudinale, carpo infra rotundato. Pedes 2di validi, manu 

 crassd, ovatd, infra et supra arcuatd, palmd obliqud, fere longitudinali, 

 vix depressd, parce setulosd, carpo inter manum articidumque Stium 

 infra non produck). Pedes 4 antici subaiqui, setis paucis, minutis, 

 semilatitudine articuli bti non longioribus. 



Epimerals of moderate size. Antennse of superior pair much more 

 slender than those of second, nearly one-fourth the body in length, 

 flagellum fourteen-jointed, joints long and slender, setae about as 

 long as breadth of joints. Inferior pair with the base twice as long 

 as base of superior, joints of flagellum oblong, setse few and half as 

 long as breadth of joints. Hand of first pair of legs very small, 

 broad subovate, above nearly straight, below arcuate, palm oblique 

 and nearly longitudinal, carpus rounded below. Hand of second 

 pair stout, ovate, arcuate above and below, palm very oblique so as 

 to be nearly longitudinal, sparingly setulous, carpus not produced 

 below between hand and third joint. Legs of two posterior pairs 

 subequal, setae few, minute, not longer than half the breadth of the 

 joint. 



Plate 61, fig. 5 a, animal, enlarged (extremity of inferior antennae 

 broken off) ; b, part of flagellum of superior antennae ; c, ibid, of infe- 

 rior pair ; d, part of maxilliped ; e, part of leg of first pair ; /, ibid, of 

 second pair ; g, ibid, of third or fourth pair ; h, stylet of first pair. 



Island of Maui, Hawaiian Group. 



Length, four to five lines. The extremity (or penult joint) of the 

 maxillipeds is quite broad and hirsute. There are no setae on upper 



