anamestic bone
one of a series of bones in the cheek region that fill in spaces left by the sensory pit-bearing bones; may be used for any bone lacking sensory canals. Often small, of irregular shape and variable between individuals

Dictionary of ichthyology. 2009.

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  • achondral bone — dermal bone (any of the superficial bones in Teleostomi derived from the dermis and overlying the deeper elements of the skull. Primitive fishes have more dermal bones than higher ones, e.g. the armour of Ostracodermi. Dermal bones are a form of… …   Dictionary of ichthyology

  • covering bone — dermal bone (any of the the superficial bones in Teleostomi derived from the dermis and overlying the deeper elements of the skull. Primitive fishes have more dermal bones than higher ones, e.g. the armour of Ostracodermi. Dermal bones are a form …   Dictionary of ichthyology

  • dermal bone — any of the the superficial bones in Teleostomi derived from the dermis and overlying the deeper elements of the skull. Primitive fishes have more dermal bones than higher ones, e.g. the armour of Ostracodermi. Dermal bones are a form of membrane… …   Dictionary of ichthyology

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