Sentence Examples

  • The atrophy and total disappearance of ancestrally well-marked somites fre FIG.
  • Lankester (2) was the first to suggest that (as is actually the fact in the Nauplius larva of the Crustacea) the prae-oral somites or prosthomeres and their appendages were ancestrally postoral, but have become prae-oral " by adaptational shifting of the oral aperture."

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