catazygalia
zygalia (four small cranial bones in Osteolepiformes, perhaps formed from elements of the second to the fourth vertebra, a segment of the primordial cranium. The anazygalia are located dorsal to the chorda dorsalis, the catazygalia ventral to the chorda dorsalis)

Dictionary of ichthyology. 2009.

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  • anazygalia — zygalia (four small cranial bones in Osteolepiformes, perhaps formed from elements of the second to the fourth vertebra, a segment of the primordial cranium. The anazygalia are located dorsal to the chorda dorsalis, the catazygalia ventral to the …   Dictionary of ichthyology

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