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Name of the fish has no jaws or paired fins?
Hagfish. Hagfish are primitive marine animals that belong to the class Myxini. They are known for their lack of jaws and paired fins.
What are two ways the cartilage fish are more advanced than the jawless fish?
cartilage fish have paird fins and jaws and they have bones. jawless fish have no paired fins and jaws and they have no bone Cartilage fish = sharks and rays Jawless fish = hagfish and lampre
What group do jawless fish belong to?
Jawless fish belong to the group known as Agnatha. This group includes species such as lampreys and hagfish, which are characterized by the absence of jaws and paired fins. Agnatha is considered one of the most primitive classes of vertebrates, and these fish have a unique, elongated body structure and a cartilaginous skeleton.
How flexible are shark's pectoral fins compared with fish's pectoral fins?
jaws is a movie about the sharks
What are the charaictics of a jawless fish?
Jawless fish have a cartilaginous skeleton and a sleek, eel-like body with naked skin. They do not have paired appendages or jaws. They have a dorsal nerve cord that leads to a distinct brain. Median fins are present.
What do jawless fish look like?
Jawless fish have slim, eel-like bodies without scales. They have median fins but no paired appendages. They have no jaws, so they generally resemble tubes. Hagfish and lampreys are examples of jawless fish.
European fish with spiny dorsal fins and mobile jaws?
The European fish you are referring to is likely the European Sea Bass (Dicentrarchus labrax). It has spiny dorsal fins and jaws that can move to catch prey. It is a popular game fish and is known for its strong fighting ability.
Is a lamprey a cartilagous fish?
No, a lamprey is not a cartilaginous fish; it belongs to a class of jawless fish called Agnatha. Unlike cartilaginous fish, such as sharks and rays, which have skeletons made of cartilage, lampreys have a cartilaginous structure but lack true jaws and paired fins. Instead, they have a sucker-like mouth and are known for their parasitic feeding habits.
Why are fish from the class Agnatha considered primitive?
Agnatha means 'no jaws', and they really don't have jaws, although they do have teeth. They also have no stomach, and no boney skeleton. Their skeleton is cartilagineous, like the elasmobranchs.
What class does lampreys belong to?
Lampreys belong to the class Agnatha, which is characterized by jawless fish. This class includes ancient lineages that are distinct from other fish due to their lack of jaws and paired fins. Lampreys are known for their elongated bodies and unique feeding habits, often attaching to other fish to feed on their blood and tissues.
What are examples of agnatha?
Examples of agnatha, or jawless fish, include lampreys and hagfish. These fish are characterized by their lack of jaws, paired fins, and scales. They are considered primitive vertebrates and play important roles in marine ecosystems.
What were first fish like?
The first fish were tiny, only about an inch long, had no jaws or teeth, and no fins. They did have spinal columns, though. An example is Haikouichthys.
