200 



AMPHIPODA. 



NATATORIA 



GAMMARIDiE. 



PHOXIDES. 



ITROTHOE ELEGANS. 



Specific character. Inferior antennje nearly as long as the animal. 

 Branches of the terminal caudal appendages very long and setose. 

 Length 53 inch. 



Gammarus elegans. Spence Bate, Rep. Brit. Assoc. 1855. 



Urotkoe elegans. Spence Bate, Synop. &c. Ann. Nat. Hist. 2 ser. xix. 



p. 145, 1857. Cat. Amph. Brit. Mus. p. 117, pi. 



XX. fig. 2. White, Pop. Hist. Brit. Crust, p. 186. 



This species much resembles U, marinus, but differs 

 from it in the following important points : — the eyes are 

 uniform ; the superior antennas are scarcely longer than 

 the peduncle of the inferior; the Hagellum of the inferior 

 is very slender and long, being nearly as long as the 

 animal. The rest of the animal scarcely offers any 

 specific variation from U. marinus. Its colour is whitish 

 buff, the anterior portion of the body being covered with 

 small black dots, and the head, posterior coxae, and bases 

 of the hind legs, as well as the sides of the terminal seg- 

 ments of the body, beautifully mottled with pink. 



The first specimen was taken from some trawl refuse, 

 brought in from the neighbourhood of the Eddystone 

 Lighthouse. Its extremely beautiful colouring struck 

 us with delight, and suggested its specific name, more 

 particularly if it should prove constant. A second spe- 



