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Some 680 species of leech have been described, of which around 100 are marine, 480 freshwater and the remainder terrestrial. [ 4 ] [ 5 ] Among Euhirudinea , the true leeches, the smallest is about 1 cm ( 1 ⁄ 2 in) long, and the largest is the giant Amazonian leech, Haementeria ghilianii , which can reach 30 cm (12 in).
Hirudo medicinalis, or the European medicinal leech, is one of several species of leeches used as medicinal leeches. Other species of Hirudo sometimes also used as medicinal leeches include H. orientalis, H. troctina, and H. verbana. The Asian medicinal leech includes Hirudinaria manillensis, and the North American medicinal leech is ...
Haementeria ghilianii is a species of leech in the Glossiphoniidae family, comprising freshwater proboscis-bearing leeches. Colloquially, they are known as the Amazon giant leech. Following its initial description in 1849, additional details were provided based on specimens from French Guiana in 1899, after which the species was largely ...
Macrobdella decora, also known as the North American medicinal leech, is a species of freshwater leech found in much of eastern North America in freshwater habitats, although there is one disjunct population in northern Mexico. M. decora is a parasite of vertebrates, including humans, and an aquatic predator of eggs, larvae, and other ...
Hirudo is a genus of leeches of the family Hirudinidae. It was described by Carl Linnaeus in his landmark 1758 10th edition of Systema Naturae. [2] The two well-accepted species within the genus are: [3] Hirudo medicinalis Linnaeus, 1758; Hirudo nipponia Whitman, 1886
The Glossiphoniidae, the freshwater jawless leeches, [citation needed] or leaf leeches (due to their shape) [11] are freshwater leeches, flattened, and with a poorly defined anterior sucker. [2] The family Glossiphoniidae contains one of the world's largest species of leech, the giant Amazon leech , which can grow up to 45 cm in length. [ 12 ]
Listen and subscribe to our podcast: Apple Podcasts | Spotify WALKER, Minn. — Minnesota's third-largest lake has a namesake only an angler could love: the leech. Earthworm's ugly aquatic cousin.
Commonly known as jawed land leeches, these annelids are known from subtropical and tropical regions around the Indian and Pacific Ocean. [1] Well-known Haemadipsidae are for example the Indian Leech ( Haemadipsa sylvestris ) and the yamabiru or Japanese Mountain Leech ( Haemadipsa zeylanica ).