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Platyhelminthes

Syllabification: Plat·y·hel·min·thes
Pronunciation: /ˌpladēhelˈminTHēz
 
/
Zoology

Definition of Platyhelminthes in English:

A phylum of invertebrates that comprises the flatworms.
Example sentences
  • Like other members of the phylum Platyhelminthes, those of the class Turbellaria are dorsoventrally compressed, with high surface area to volume ratios.
  • However, opinions do differ for the scoring of three phyla in particular: Platyhelminthes, Nemertea, and Rotifera (variously scored as primitively possessing or lacking a prototroch).
  • The simplest animals that are bilaterally symmetrical and triploblastic (composed of three fundamental cell layers) are the Platyhelminthes, the flatworms.

Origin

modern Latin (plural), from platy- 'flat' + Greek helminth 'worm'.

Definition of Platyhelminthes in:

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