Prsces. Fl. S0. 
SS 
Ze 
RAON s 
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Ihe Sea lamprey | 2.Anatomical detuils of the Petvomyzon 
1. Petromryyson martinis, Z. 
Sluviatilis. Z./The River Lamprey / 3, Ammocextes Lranchialis.d./The Gran Pride / 
4, Anatomical details of the Anmocwtes ruber. Lac The Tied Pride / 
Se EL 
Tondon: Henderson, 2. Old Batley. 
