osteichthyes वाक्य
उदाहरण वाक्य
मोबाइल
- However, recently published phylogenetic trees treat the Osteichthyes as a clade.
- Bony fishes, class Osteichthyes, are characterised by bony skeleton rather than cartilage.
- This has led to an alternative classification, splitting the Osteichthyes into two full classes.
- Unlike actual sharks, " Epalzeorhynchos " " freshwater sharks " are Osteichthyes.
- Osteichthyes can be compared to Euteleostomi.
- The bony fish ( Osteichthyes ), which further diversified during the Jurassic, were likely prey as well.
- This includes bony fish ( Osteichthyes ), cartilaginous fish ( Chondrichthyes ), and jawless fish ( Agnatha ).
- A more developed form of vivipary called chondrichthyians, the sharks & rays, and Osteichthyes, the bony fishes.
- They are, however, freshwater members of the Osteichthyes lineage which is distinct from the Chondrichthyes lineage of sharks.
- Of the more than 65, 000 living species of chordates, about half are bony fish of the class Osteichthyes.
- Osteichthyes are primitively ectothermic ( cold blooded ), meaning that their body temperature is dependent on that of the water.
- Bony fish ( Osteichthyes ) vastly outnumber cartilaginous fish ( Chondrichthyes ) in terms of both number of species and biomass.
- The modern bony fishes, class Osteichthyes, appeared in the late Silurian or early Devonian, about 416 million years ago.
- Early cartilaginous ( Chondrichthyes ) and bony fishes ( Osteichthyes ) also become diverse and played a large role within the Devonian seas.
- "Osteichthyes " in the paleontological sense ( i . e ., " bony vertebrates " ), is synonymous with Euteleostomi.
- Recent studies indicate that Osteichthyes evolved from placoderms like " Entelognathus ", while acanthodians are more closely related to modern chondrichthyes.
- However, in ichthyology and Linnaean taxonomy Osteichthyes, literally " bony fish, " refers to the paraphyletic group that differs by excluding tetrapods.
- Fleshy lobe-fins supported on bones rather than ray-stiffened fins seem to have been an ancestral trait of all bony fishes ( Osteichthyes ).
- Finfish ( class Osteichthyes ) have three pairs of otoliths the sagittae ( singular sagitta ), lapilli ( singular lapillus ), and asterisci ( singular asteriscus ).
- The skeleton, which forms the support structure inside the fish is either made of cartilage as in the ( Chondrichthyes ), or bones as in the ( Osteichthyes ).
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