WebA planarian is one of the many flatworms of the traditional class Turbellaria. [2] [3] It usually describes free-living flatworms of the order Tricladida ( triclads ), [4] although this common name is also used for a wide number of free-living platyhelminthes. [2] Planaria are common to many parts of the world, living in both saltwater and ... WebTraditionally, flatworm taxonomy split the Platyhel-minthes into one free-living group, the Turbellaria, plus three parasitic groups: Cestoda, Trematoda, and Mono-genea. Molecular phylogenetic methods, however, clearly indicate that Turbellaria is actually paraphyletic. The parasitic lifestyle is thus a derived state in flatworms, and
Flatworm - Taxonomic classification Britannica
Web3 Phylogeny and taxonomy. Toggle Phylogeny and taxonomy subsection 3.1 Phylogeny. 3.2 Species. 4 References. 5 External links. ... These common flatworms are found in freshwater habitats of Africa, Eurasia, and Australia. Dugesia is best known to non-specialists because of its regeneration capacities. WebTrematoda is a class of flatworms known as flukes. They are obligate internal parasites with a complex life cycle requiring at least two hosts. ... Taxonomy. There are 18,000 to 24,000 known species of trematodes, … process flowchart for making a product
Hammerhead flatworms (Platyhelminthes, Geoplanidae, Bipaliinae ...
WebDec 11, 2015 · Examines the classification of flatworms. Flatworms are divided into 4 classes, one free living class and three classes of obligate parasites. WebApr 24, 2024 · Finally, we briefly review the morphological taxonomy of each species and provide a key to aid in future research and identification that is not dependent on reproductive morphology. Our goal is to clarify the taxonomy and facilitate future research into an otherwise very understudied group of tiny (but important) flatworms. WebJul 9, 2014 · I am a doctoral student of Marine Biology Institute, NSYSU in Taiwan. My main topic focuses on the research of taxonomy and behavior of marine polyclad flatworms of Taiwan. There is more than 150 specimens has been collected and carefully preserved in museum. Piles of photographs are taking since 2004 from intertidal and subtidal zone of … regular morphism