£64 CRUSTACEA. 



articulo Ato infra gibboso. Pedes 2di validi, manu lata, subtriangu- 

 latd, super ne arcuatd, palm a oblique" transversa, fere redd, medio 

 dentigero, angido infero acuto, digito longo, carpo brevissimo. Pedes 

 4 sequentes sat longi, subwqui; 6 ultimi sensim increscentes, 7 mi §tis 

 plus duplo longiores, articulo primo elliptico et laminam crassam mag- 

 nam late ellipticam posticd gerente, setis perpauois perbrembus. 

 Feminae : — Articidus pedis 7mi lmus angustior. Pedes Imi unguicu- 

 lati et manu vix instructi, articulo hto apice non latiore, apice inferiore 

 parce prominente, digito unguiformi, quam margo articuli 5ti api- 

 cal is duplo longiore, articulo Ato paulo longiore quam 5tus et parce 

 latiore. Pedes 2di manu minutd subspahdatd, apice rotundatd, digito 

 later ali subapicali, extremitatem manus non attingente, articido 2>tio 

 infra arcuato. 



Male: — Epimerals rather broad, fifth shorter than fourth. Inferior 

 antennae short, about one-third as long as the body, flagellum 

 moniliform, a little longer than base, setse very minute, the joints 

 not oblong. First pair of feet small, hand oblong, subtriangular, 

 apex transverse, claw not longer than apical margin, fourth joint 

 gibbous below ; second pair of feet stout, hand broad, subtriangular, 

 with the dorsal margin arcuate, palm of hand oblique transverse, 

 nearly straight, with a single prominence near middle, inferior 

 angle acute, but scarcely prolonged. Following four feet subequal ; 

 last six gradually increase in length ; seventh more than twice as 

 long as fifth, the first joint bearing behind a broad elliptical plate j 

 setge few and very short. 



Female: — First joint of seventh pair of legs much narrower than in 

 the male. Feet of first pair unguiculate and hardly furnished with 

 a hand, the fifth joint not being broader at apex, the lower apex 

 not produced, and the unguiform finger stout and full twice as long 

 as the apical margin, fourth joint a little longer than the fifth and 

 sparingly broader. Feet of second pair with a minute subspatulate 

 hand, rounded at apex, finger -lateral, subapical, not reaching to 

 extremity of hand, third joint arcuate below. 



Plate 58, figs. 2 a to h, male, i to I, female : — fig. 2 a, male, enlarged ; 

 a', part of flagellum of inferior antennae ; b, mandible ; c, first pair of 

 maxillae ; d, second pair of maxillae ; e, maxillipeds ; /, leg of first 



