placozoan

名词 n.
中文释义

英文释义

名词 n.
  1. Any of a group of balloon-shaped marine organisms, of the phylum Placozoa, considered to be the simplest living animals.
    — 2010, Vicki Buchsbaum Pearse, Oliver Voigt, 12: Field Biology of Placozoans (Trichoplax), Rob Desalle, Bernd Schierwater (editors), Key Transitions in Animal Evolution, Taylor & Francis (CRC Press), Science Publishers, page 273, Similarly, at Madang, Papua New Guinea, a small rhabdocoel flatworm crawling on a slide among placozoans was observed contacting a placozoan, recoiling vigorously, and changing its direction of movement only to encounter another placozoan and repeat this behavior several times.

词形变化

placozoans plural

词源

Placozoa + -an; compare protozoan, protozoon.
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