110 APRIL. 



fins were exquisitely delicate, and were very pretty in 

 their markings, every tenth or twelfth ray being black 

 interrupted with white ; the middle ray between these 

 was black at the tip, and the central one of these subor- 

 dinate divisions was again more slightly specked. This 

 had a very pretty effect. The body was pellucid yel- 

 lowish brown, studded with irregular faint clouds and 

 stronger specks of dark brown, and bearing one conspi- 

 cuous ring-like mark near the tail The flesh was so 

 translucent, that the stomach and principal viscera 

 could be distinctly seen, and the accumulation of the 

 chief blood-vessels here, gave a crimson flush to these 

 parts. 



Alarm had a curious effect, probably dependent on 

 the quickening of the circulation. When I tried to 

 catch the little fish, all the spots and markings became 

 instantly deepened and vivified, and particularly those 

 of the fins, so that the change seemed magical I have 

 observed the same thing in the Gobies, and some other 

 fishes. 



The eyes were very beautiful and interesting. As in 

 all this family of Flat-fishes, they are set close together 

 on the same side of the head, the upper one inclined 

 slightly upward, the lower downward. Viewed with a 

 lens, the iris was seen to be pale green, with radiating 



