FISHES. 121 



158. Hippoglossoides limandoides (Bl.). Rough Dab. 



Sandsucker. 



Inhabits deep water in the North Sea, and is occasionally 



taken at Whitby. 



159. Rhombus maximus (Z). Turbot. 

 Resident off the coast in moderate abundance. 



160. Rhombus laevis (Z.). Brill. 

 Resident off the coast, not uncommon. 



161. Rhombus megastoma (Donov.}. Sail-Fluke. Whiff. 



Resident in moderate numbers. 



162. Rhombus norwegicus Gunth. Ekstrom's Topknot. 



163. Rhombus punctatus BL Muller's Topknot. 



Of very rare occurrence. 



Redcar, several specimens were found on the beach in 1836, 



none since (Meynell, 1844). 



Redcar, two in February, 1852 (Rudd, Zool., 1852, p. 3504). 

 Redcar, one in April, 1852 (Ferguson, Nat, 1852, p. 134). 

 Bridlington, one taken May 27, 1881 (Boynton, MS.). 



164. Phrynorhombus unimaculatus (Risso). Bloch'sTop- 



knot. 



Is said to have occurred at Redcar, and is included in 

 Ferguson's list for that place (1860). 



165. Arnoglossus laterna (Walb.\ Scaldfish. Megrim. 



166. Pleuronectes platessa L. Plaice. 



Resident, very common, but Mr. H. Mudd informs us that it 

 is becoming more scarce, and that it is found in greatest 

 numbers on or near the Dogger Bank. 



167. Pleuronectes limanda Z. Common Dab. 



Resident, very abundant. Known as 'Sand-dab' at Redcar. 



