AMPHirODA AND ISOPODA OF THE FIRTH OF CLYDE. 97 



There is some doubt that this species may be 

 Amathilla Sabini, Norman. 



gsdiceros par vim anus, Spence Bate and Westwood. 



(Edlceros parvimanus, Spence Bate and Westwood, 

 Brit. Sessile-eyed Crust., vol. i. (1863), p. 161. 



Habitat. — Taken N.W. of Cumbrae Light-house, in 

 60 fathoms. Some of the mud was put into a pail 

 with sea -water, and after standing a few hours 

 this amphipod was found swimming on the surface. 



MONOCULODES GRUBEI, A. Boeck. 



Monoculodes Grubei, A. Boeck, Skand. Arkt. 

 Amphip. (1876), p. 269. 



Habitat. — Taken in Karnes Bay, Millport, about 

 two fathoms be3^ond low-water, and also at low- 

 water. New to Britain. 



lafystius sturionis, Kroyer. 



Lafystius Sturionis, Kroyer, Naturhist. Tidsskr., 

 1 R. B. iv. (1842), p. 157. — Spence Bate, Cat. Amphip. 

 Crust. Brit. Mus. (1862), p. 110.— A. Boeck, Skand. Arkt. 

 Amphip. (1876), p. 252. 



Darii'inia compressa, Spence Bate, Brit. Assoc. Rep. 

 1865, p. 58; Cat. Amphip. Crust. Brit. Mus. (1862), p. 

 108, pi. xvii., fig. 7. — Spence Bate and Westwood, 

 Brit. Sessile-eyed Crust., vol. i. (1863), p. 184. 



Habitat. — Taken on the back of a cod-fish. A few 

 of Tryphosa nonoides were taken from the same fish. 

 The fishermen state that these amphipods are never 

 met with on what they call a "clean" fish (that is, 

 a fish in good condition), but that large cod in poor 

 condition are seldom free from them. These, with 

 a few others, particularly Callisoma crenata, appear 

 to be scavengers of the sea. 



The yacht Medusa had a net put at a depth of 37 

 fathoms in Kilbrannan Sound. When taken up on 

 the following day, the net was found to contain a 

 dog-fish which had been eaten into by great numbers 



