easy to exchange gases
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∙ 12y agoPlatyhelminthes =)
free-flatworms belong to: phylum - Platyhelminthes. class - Turbellaria.
Platyhelminthes breathe using their entire body. Being flat, oxygen diffuses quickly across the skin and to all parts of the body, so they don't need a blood circulatory or respiratory system.
Platyhelminthes.
Tapeworms are classified in the phylum Platyhelminthes, which is a group of flatworms.
Worms. Platy is greek for flat and helminthes is Greek for worm.
Marine flatworms belong to the phylum Platyhelminthes, which includes various flatworm species found in marine environments. These flatworms are known for their flat, ribbon-like bodies and can be found in a wide range of marine habitats worldwide.
It means flatworms "platy" means flat "helminthes" means worms
There is a special reason that flatworms are flat. Because of their flatness the area of their 'body' is bigger (so a bigger surface area). Through this characteristic, they are able to diffuse more in and out of their endosystem.
The flatworm's scientific name (or at least its Phylum) is Platyhelminthes. I can't give you the real scientific name (which is the genus and species) because there are more than one species of flatworm.
No, ragworms are polychaetes under phylum Annelida (rounded worms). Platyhelminthes are the flat worm phylum.
Animals of the phylum Platyhelminthes are known as flatworms because their bodies are dorsoventrally flattened, giving them a thin and flat appearance. This flat body shape allows for efficient gas exchange and nutrient absorption through their body surface.