Plate XVIIL 



Fig. 1. Young Flounder {Pleuronedes flesus) taken in Mevagissey Harbour, April 2, 

 1889 ; magnified about 14^ times. ^;v. pelvic fin. 



Fig. 2. Larva of Dab {Pleuronectes limanda) newly hatclied, from artificially fertilised 

 egg, March 11, 1889; magnified 35 times, pt. pectoral fin. yk. yolk. 



Fig. 3. Larva of Merry Sole {Pleuronectes microcephalus), March 25, 1889, four days 

 after hatching, from artificially fertilised egg ; same magnification. I. liver. 

 ht. heart. 



Fig. 4. Larva of Plaice {Pleuronectes plaiessa), February 27, 1889, five days after 

 hatching, from artificially fertilised egg ; same magnification. a. anus. 

 nch. notochord. 



Fig. 5. Young Brill {Bhomhus Icevis) taken at surface of water in Sutton Pool, June 1, 

 1889 ; natural size. 



