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 Dictionary of Ichthyology  | 
 
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 anterials = teeth on the anterior field of the oral disc of lampreys (Petromyzontidae).  | 
| Petromyzon marinus disc, St-Vallier, Fleuve St-Laurent, Québec, CMNFI 1995-0022, 4.7 cm wide without fimbriae. Photograph by Brian W. Coad, image manipulation by Noel Alfonso. |