Keywords: FMIB 51689 Teeth of Janassa linquaeformis Attley Carboniferous Family Petalodontidae.jpeg Teeth of Janassa linquaeformis Attley Carboniferous Family Petalodontidae Subject Chondrichthyes Tag Fish 1907 Cite book Fishes Jordan David Starr New York City NY Henry Holt and Company 1907 Fig 152 Creator David Starr Jordan PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 51689 Images from the Freshwater and Marine Image Bank to check David Starr Jordan Shark teeth Janassa |