One of the radiating spines, or cartilages, supporting the fins of fishes.
Any one of numerous elasmobranch fishes of the order Raiæ, including the skates, torpedoes, sawfishes, etc.
In a restricted sense, any of the broad, flat, narrow-tailed species, as the skates and sting rays. See Skate.
A fish related to sharks and skates, which bears live young and has a cartilaginous skeleton, a broad flat body and a blunt snout.
a fissue radiating from the centre of the heartwood outwards, In which protein is stored.
One of the supports of a fin.
Bones in the fins, usually the dorsal fin.
a branched, relatively soft fin support structure, located in any fin, but posterior to any spines in that fin.
fin support made of bony segments (see fin ray)
The supporting structure in the fins which is striated and often branched.
an articulated and segmented rod that supports the membrane of a fin
any of the stiff bony rods in the fin of a fish
cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
Bony structure supporting the membranes of the fin.
a jointed rod which supports a fin.
The bones which make up the skeleton in the fins.
A supportive spine of a fin, typically numerous and composed of cartilage.
an articulated or jointed rod that supports the membrane of the fin of fish. One way of identification of species is to count the rays of the anal fin. Salmon will have thirteen or more rays while steelhead will have twelve or less.
An internal fin support structure.
Rays are fish that have a flat body, a tail, and cartilage instead of bones. Rays evolved from sharks.
Ray is the superorder Batoidea of cartilaginous fishes, containing more than 500 described species in thirteen families.