- unsegmented ray
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a soft ray, usually small, without segments and found at the beginning of a fin
Dictionary of ichthyology. 2009.
unsegmented ray
Look at other dictionaries:
ray — 1) a ray (excluding spines) is a flexible, rod like segmented and often branched, bilaterally paired fin support of dermal origin. Rays may be divided into soft rays (as just described) and hard rays or pseudacanths which are ossified, inflexible … Dictionary of ichthyology
rudimentary ray — a simple fin ray usually an unbranched, unsegmented soft ray, often too small or obscure to include in counts … Dictionary of ichthyology
simple ray — an unsegmented, unbranched soft ray … Dictionary of ichthyology
procurrent ray — one of a series of small, unsegmented rays on the dorsal and ventral edges of the caudal fin … Dictionary of ichthyology
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