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Jawless fish are cartilaginous, but they do not have jaws. Class Chondrichthyes, which contains most cartilaginous fish, like sharks, have powerful jaws.
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∙ 14y ago
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What is the gill covering of bony fish?
The flap of tissue that covers a bony fish gill is the bony operculum.
What is found under the operculum in a fish?
The gills of a fish.
Is a tuna fish cartilaginous fish?
no. cartilaginous fishes are sharks and rays.
What type of fin is located behind the operculum on a perch fish?
The fin located behind the operculum on a perch fish is the Pectural Fins (paired).
Which fish can stay underwater the longest cartilaginous or bony fish?
it is the cartilaginous fish.s
Are skates cartilaginous fish or bony fish?
Similar to Stingrays, skates are cartilaginous.
Like jawless fish cartilaginous fish have sketetons made of?
Both jawless fish and cartilaginous fish have skeletons made of cartilage.
What are the differences between jaw less fish and cartilaginous fish?
Jawless fish and cartilaginous fish have cartilaginous skeletons, and bony fish have skeletons made from bone. Cartilaginous fish and bony fish both have jaws, paired appendages, and whole vertebrae, and jawless fish lack jaws, paired appendages, and often are without whole vertebrae. Cartilaginous fish can have scales or be naked, jawless fish are naked, and bony fish have scales. Bony fish have swim bladders, and cartilaginous fish do not. Jawless fish, cartilaginous fish, and bony fish all have fins, gills, and dorsal nerve cords that lead to a distinct brain. They all also have postanal tails and notochords.
What class of fish do sharks belong to?
Sharks belong to cartilaginous fish. (Chondrichthyes)
The protective bony cover over the gill slit from which water is pumped out of a fish's body is called?
This is called the operculum
Is lizard bony or cartilaginous?
Lizards are not bony or cartilaginous fish, they are reptiles.
What does cartilaginous mean?
Cartilaginous fish have cartilaginous endoskeletons, meaning their skeletons are made from cartilage. Cartilaginous fish can also have placoid scales, or they are naked. Cartilaginous fish have gills, paired appendages, strong jaws, notochords, a dorsal nerve chord that leads to a distinct brain, and lack a swim bladder.
