PLATE 118 
PLATE LXXXI. 
PETROMYZON MARINUS. 
MARINE, OR SPOTTED LAMPREY . 
* PISCES CHONDROPTERYGII. 
GENERIC CHARACTER. 
Head more slender than the body. Mouth longer above than 
beneath : teeth orange, hollow within, and surrounded by a fleshy 
margin. Spiracles seven on each side the neck. A fistulous aperture 
on the nape. Without pectoral, or ventral fins. 
SPECIFIC CHARACTER 
AND 
SYNONYMS. 
Mouth papillous within: second dorsal fin distinct from the tail. 
Petromyzon marinus : ore intus papilloso, pinna dorsali pos- 
teriore a cauda distincta. Linn. in. Suec. 292. 
Gmel. Linn. Syst. Nat. 1513. 129. sp. 1. 
t 
Petromyzon marinus, ordinibus dentium pluribus. Bloch 
Fisch. Deutschl. 3. f. 38. n. 1 . t. 87. 
Petromyzon maeulosus, ordinibus dentium circiter viginti. Art. gen. 
64. syn. 90. 
