choanoflagellate

(noun)

any of a group of flagellate protozoa thought to be the closest unicellular ancestors of animals

Related Terms

  • Coronacollina acula
  • Ediacaran period

Examples of choanoflagellate in the following topics:

  • Pre-Cambrian Animal Life

    • Some protist species called choanoflagellates closely resemble the choanocyte cells in the simplest animals, sponges.
  • Morphology of Sponges

    • Note that there is a similarity in appearance between the sponge choanocyte and choanoflagellates (Protista).
    • This similarity suggests that sponges and choanoflagellates are closely related and probably share a recent, common ancestry.
  • Constructing an Animal Phylogenetic Tree

    • Both Parazoa and Eumetazoa evolved from a common ancestral organism that resembles the modern-day protists called choanoflagellates.
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