346 



FISHES 



genus Platophrys which is allied to the turbot, the eye of the 

 right side seems to come through the head in order to reach 

 the left side. This larva is taken in the open Atlantic in 



Fig. 28. — Four stages in the metamorphosis of the Flounder, Pleuconectes 

 jlcsus. 



southern latitudes and is very transparent ; similar forms have 

 been taken in the Mediterranean. The explanation of the 

 difference is that in this form the order of the changes in 

 different organs is altered, that is to say the extension of the 



