Plate 33 
PLATE VI. 
PLEURONECTES PLATESSA. 
PLAISE. 
* TIIORACICI. 
GENERIC CHARACTER. 
. Head small. Eyes spherical, both on the same side of the head, 
and near each other. Mouth arcuated. Jaws dentated, unequal. 
Gill -membrane with from four to seven rays. Gill-covers of three 
plates in general. Body compressed, carinated ; upper side sub-con - 
'’ex ; beneath fiat and pale. Vent near the head. 
SPECIFIC CHARACTER 
AND 
SYNONYMS. 
Body smooth, a row of six tubercles on the head. 
Peeuronectes Platessa : corpore glabro, tuberculis sex capitis. 
Gmel. Linn. Sj/st. Nat. p. 1 228. sp. 6. 
Plaise. Will. Icth. 90. — Uaii. syn. pise. 31. — Plaise. Penn.Br. 
Zool. p. 228. sp. 103. 
Phis very common species has been taken upon our coasts of the 
Weight of fifteen poifnds. The principal fishery of them is off the 
coast of Holland, from which circumstance they derived the name 
Dutch Plaise. 
