body, inferior ones much shorter and more slender, First pair of hands very 

 small and weak; those of the second pair large, compressed, and with a sharp 

 spine at the middle of the lower edge, where the finger terminates. Abdomen 

 exceeding the thorax in length, or at least equalling it, the appendages excluded. 

 Last pair of caudal stylets half as long as the abdomen ; their rami long and 

 broad, equal, and spinulated along their edges. Length half an inch. Found 

 on muddy bottoms in the circumlittoral zone. 

 Hab. Australia, at Port Jackson. 



50. Leucothoe affinis. Robust, thick anteriorly, narrowed much at the 

 abdomen, of a crimson color, mottled with white. Antennae equal in length, 

 slender, uniform in thickness as far as the short fiagellum, where they abruptly 

 diminish in size. Eyes large, ovate, broadest above, whitish, with black beneath. 

 First pair of hands with the thumb and first article of the bi-articulate fiager 

 greatly elongated and slender ; second pair of hands very large, ovate formed 

 of the penult joint, with a parallel curved thumb projecting from the antepenult. 

 Legs very slender, the posterior pair longest. Length, 0.5 inch. Found on 

 a gravelly bottom in the coralline zone, 



Hah. Cape of Good Hope, at False Bay. 



51. Anonyx variegatxts. Large, slightly compressed; back rounded, smooth 

 and glossy, with a sinus at the abdomen. Antennae about equal in length, the 

 superior ones thickened to the origin of the accessory fiagellum, which is short 

 and hair-like, equal in size with the true fiagellum. Eyes large, black, reni- 

 form. First pair of legs with an elongated, tapering hand, and a minute finger ; 

 basal joints of the posterior pairs smooth. Caudal stylets elongated and slen- 

 der. Coler yellowish mottled with brown, with scattered white dots. Length, 

 0.8 inch. On sandy bottoms in the circumlittoral zone. 



Hab. Cape of Good Hope, at Simon's Bay. 



