Aschelminthes /Asc·hel·min·thes/ (ask″hel-minth´ēz) a phylum of unsegmented, bilaterally symmetrical, pseudocoelomate, mostly vermiform animals whose bodies are almost entirely covered with a cuticle, and which possess a complete digestive tract lacking definite muscular walls.
Asc·hel·min·thes ( sk h l-m n th z)n. A phylum of the Metazoa that includes nematodes and other roundworms that are nonsegmented, bilaterally symmetrical, and cylindrical in form, with a pseudocele body cavity and rounded or pointed ends. |
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