226 Zoological Society. 



half as long again as the whole body. Outer pedipalps very large, 

 nearly equal in breadth throughout ; from the base nearly as long 

 as the body; first joint the longest, nearly reaching to the end of 

 the lamellated appendage of the outer antennae; third joint more 

 than twice the length of the second, corai)ressed, blunted at the 

 end. 



First pair of legs two-clawed, thickish, extending a little beyond 

 the second joint of the outer pedipalps ; the second pair of legs fili- 

 form didactyle ; third, fourth and fifth pairs of legs thicker than the 

 second, monodactyle ; claws large, serrated below. 



Abdomen largish, middle plate of tail with two pairs of small spines, 

 the first pair beyond the middle. 



This genus is allied to Pontonin, Latreille, but maybe distinguished 

 at once by the foregoing characters. 



Alope palpalis. White, List of Crust, in Brit. Mus. p. 75. 



The tail has a pinkish hue. 



Hab. New Zealand. From the collection of Mr. Earl. 



Family Erichthid^. 

 Alima aphrodite, "White. 



Carapace somewhat narrowed in front, deeply sinuated behind ; 

 the frontal horn not quite the length of the carapace ; the posterior 

 angles of carapace not much extended. Abdomen more than twice 

 the length of the carapace, exclusive of frontal horn ; penultimate 

 joint of abdomen with two spines in the middle behind ; middle lobe 

 of tail notched in the middle with a gentle sinuation between the 

 notch and the posterior angle, which is very sharp ; the posterior 

 edge is furnished with many short regularly placed teeth, giving it a 

 fringed aj^pearance ; outer lobes of tail with the middle appendage 

 prolonged into a sharp spine. Anterior pair of legs quite simple. 



Hab. South Seas. Antarctic expedition. 



Order AxMPHIPODA. 



Family Gammarid.e. 



Ephippiphoua. 



Head rather large ; antennae distant from each other, the upper 

 pair with the basal joints very thick and corneous, inserted in a deep 

 notch in front of head ; two setae at the end of each, the outer the 

 thicker. Lower pair of antennae with the basal joint somewhat elon- 

 gated and furnished with hairs. 



]3ody much compressed, the lateral appendages on the first eight! 

 joints very large, and nearly concealing the legs; the appendage of I 

 the fourth joint much dilated behind at the end; eighth to eleventh [ 

 joints slightly keeled on the back ; appendages of the three la?t jointfj 

 of the abdomen longish, with short spines on the edge behind. 



A genus allied to Orchestia and Talitrus. 



