安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Flatworm - Wikipedia
Platyhelminthes (from Ancient Greek πλατύ platy 'flat' and ἕλμινς helmins 'parasitic worm') [4] is a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrates commonly called flatworms or flat worms
- Flatworm | Reproduction, Examples, Characteristics | Britannica
flatworm, any of the phylum Platyhelminthes, a group of soft-bodied, usually much flattened invertebrates A number of flatworm species are free-living, but about 80 percent of all flatworms are parasitic—i e , living on or in another organism and securing nourishment from it
- Platyhelminthes - Examples, Characteristics, Species, Habitat
Platyhelminthes, or flatworms, are a phylum of simple, bilaterally symmetrical invertebrates with a dorsoventrally flattened body They lack specialized respiratory and circulatory systems and include both free-living species, like planarians, and parasitic species, such as tapeworms and flukes
- Phylum Platyhelminthes- characteristics, classification, examples
Platyhelminthes definition Platyhelminthes characteristics and Classification Class 1- Turbellaria Class 2- Trematoda Class 3- Cestoda
- Introduction to the Platyhelminthes
Platyhelminths have practically no fossil record A few trace fossils have been reported that were probably made by platyhelminths (Alessandrello et al , 1988), and fossil trematode eggs have been found in Egyptian mummies and in the dried dung of Pleistocene ground sloth
- Platyhelminthes - GeeksforGeeks
Phylum Platyhelminthes is a phylum of invertebrates that consists of organisms that are bilaterally symmetrical and unsegmented Usually, species in this phylum are known as flatworms or tapeworms as they have flat bodies
- Characteristics of Platyhelminthes - BYJUS
Phylum Platyhelminthes belongs to kingdom Animalia This phylum includes 13,000 species The organisms are also known as flatworms These are acoelomates and they include many free-living and parasitic life forms Members of this phylum range in size from a single-celled organism to around 2-3 feet long Characteristics of Platyhelminthes
|
|
|