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balanoglossus मीनिंग इन हिंदी
balanoglossus उदाहरण वाक्य
उदाहरण वाक्य
अधिक: आगे- The portion of the dorsal nerve cord in the collar region of Balanoglossus is the dorsal tubular nerve cord.
- The five coelomic cavities of Balanoglossus constituting the trisegmental condition are also found in an embryonic stage of Amphioxus.
- The chordates are metamerically segmented animals while Balanoglossus retains in adult stage, the trisegmental character of their larvae.
- Taking up embryology, he went to the United States to investigate the development of " Balanoglossus ".
- Eschscholtz was the first naturalist to describe the acorn worm ( Balanoglossus ), which he encountered in the Marshall Islands in 1825.
- Most acorn worms range from in length, with the largest species, " Balanoglossus gigas ", reaching or more.
- A unique endemic species of Balanoglossus Ptychodera fluva, a living fossil that links invertebrates and vertebrates, has been recorded only at Kurusadai.
- According to Newman, Balanoglossus thus retains throughout life a larval organisation while Amphioxus and vertebrates have secondarily introduced metamerism by division of posterior coelom into a long scries of segments.
- The resemblances between Balanoglossus and true chordates in some adult structures and embryonic and larval stages show that the hemichordates and the true chordates are, without question, related, however distantly.
- The enterocoelic origin of coelom in Balanoglossus and Amphioxus is also of greater phylogenetic significance than the resemblances in the gill-slits, and so-called notochord and dorsal tubular nerve cord.
