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Chondrostoma phoxinus (Heckel).
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Chondrostoma soetta -- Savetta.
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Chondrostoma knerii (Heckel).
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Head of Chondrostoma phoxinus, from Below.
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Chondrostoma soetta (Bonaparte).
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Head of Chondrostoma knerii (Heckel), seen from Below.
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Chondrostoma nasus (Linnaeus).
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Head of Chondrostoma nasus, Seen from Below.
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Pharyngeal Teeth of Chondrostoma nasus.
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