craniate मीनिंग इन हिंदी

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It is among the oldest possible craniates, found in the lower Cambrian Chengjiang ( ).
There are a couple of examples of osmoconformers that are craniates such as hagfish, skates and sharks.
He has introduced new views about the origins of the pectoral fins of craniates and of the Tetrapod limb.
As the name suggests, craniates are animals with a ( hard bone or cartilage ) skull in phylum Chordata.
More recently, Cephalochordata has been thought of as a sister group to the " Olfactores ", which includes the craniates and tunicates.
A fish is any member of a paraphyletic group of organisms that consist of all gill-bearing aquatic craniate animals that lack limbs with digits.
"' Myllokunmingiidae "'is a group of very early, jawless prehistoric fish ( Agnathans ) which lived during the Cambrian craniate chordates.
This brings us back to the original question, how did the eyeball of the craniates evolve from the " cup " eyes of our basal deuterostome ancestors.
In general, craniates are much more active than tunicates and lancelets and, as a result, have greater metabolic demands, as well as several anatomical adaptations.
In addition to distinct crania ( sing . " cranium " ), craniates possess many derived characteristics, which have allowed for more complexity to follow . transcription, and morphogenesis ( see homeobox ).

संज्ञा.

animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
पर्याय: vertebrate