< Animal Phyla 
Gigantolina elongata, a flat worm in the gut of a long-necked turtle.
- Platyhelminthes
- Name Meaning: Flat worms
- English Common Name: Flat worms
- Major distinguishing characteristics:
- Approximate number of species described: about 25,000
Natural History
Taxonomy
Anatomy
The Fossil Record
Quiz
- Platyhelminthes Quiz
References and Further Reading
- Platyhelminthes at Wikipedia
- Platyhelminthes at Tree of Life
- Platyhelminthes at Encyclopedia of Life
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