'Modern bony fishes' diaporamas de présentation

Chapter 30

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FISH

FISH. Isabella M, Taylor W, Rachel W. Characteristics. Cartilaginous Fish ( Chondrichthyes ) notochord is present in young, but is replaced by cartilage in adults red blood cells are produced in the spleen, rather than bone marrow paired appendages tooth-like scales, called denticles.

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Osteichtheys Bony Fish

Osteichtheys Bony Fish. Main Characteristics. Endoskeleton hardened by Calcium phosphate Closed Circulatory system, two chambered Heart Deuterostomes with bilateral symmetry Notochord, a longitudinal flexible rod present in all embryos Dorsal hollow nerve chord

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