C A R I D E A. 553 



long as the base of the antennae. The outer maxillipeds are nearly 

 naked, and terminate in a cluster of spinules or short seise. The 

 smaller hand is quite small and rather short ; fingers about half whole 

 length of hand. The second joint of carpus of second pair of feet is 

 slightly longer than the third or fourth, either of which is about as 

 broad as long; the large hand is as long very nearly as the third, 

 fourth and fifth joints together, and is but little shorter than the first ; 

 it bears some dense tufts of short hairs, especially on the under margin. 



ALPHEUS NEPTUNUS. 



J-'/wts elongate trispinosm, rostro spinisque orbitalibus prcelongis, cequis. 

 Squama antennarum externarum basalis basi brevior et spina externa 

 elomjata ; spina internarum basalis longa, articulo 2do breviore quam 

 \rnus. Pedes antici multo intequi, manu majare lasvi, paulo compressd, 

 marginffnta rolundatd, digltis brevibus, manu triplo brevioribus, digito 

 mobili supra arcuaio ; manu minore angustd. Pedes 2di Btiis lon- 

 (jiores, articulo carpi \mo quadruple longiore quam 2dus, 2do Btio 

 <ltoque inter se fere cequis, non oblongis. Articulus pediim sequentiurn 

 otius apice infer iore inermis. 



Front with three long spines, the beak and orbital spines being quite 

 long and equal. Basal scale of outer antennae shorter than base, 

 and outer spine elongate ; basal spine of inner antennae long, second 

 joint shorter than first. Anterior feet very unequal ; larger hand 

 smooth, slightly compressed, margins rounded, entire, fingers short, 

 one-third as long as hand, moveable one arcuate above; smaller 

 hand narrow. Feet of second pair longer than third, first joint of 

 carpus about four times as long as second, the second, third, and 

 fourth equal, not oblong. Third joint of following feet unarmed at 

 lower apex. 



Plate 35, fig. 5 a, front, enlarged six diameters ; b, larger hand, 

 enlarged six diameters ; c, moveable finger, thrown back ; d, smaller 

 hand, enlarged six diameters ; e, part of leg of second pair ; /, ibid, of 

 third pair. 



Sooloo Sea at six and a half and nine fathoms; also, Feejee Islands. 



139 



