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Like most annelids, with a few exceptions like Sipuncula, Echiura and Diurodrilus, [27] the leech is a segmented animal, but unlike other annelids, the segmentation is masked by secondary external ring markings . [28]
Hirudinaria [1] is a genus of large Asian leeches belonging to the family Cylicobdellidae; [2] previously it was placed in the Hirudinidae. [3] [a] It includes species such as H. manillensis that may be called "Asian medicinal leeches", but together with the genus Poecilobdella, they are also described as Asian buffalo leeches.
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).
List of annelid families describes the taxa relationships in the phylum Annelida, which contains more than 17,000 extant species including ragworms, earthworms, and leeches. [ 1 ] Class Polychaeta
The annelids, collectively called Annelida, are a large phylum of animals, comprising the segmented worms, with about 15 000 modern species including the well-known earthworms and leeches The main article for this category is Annelid .
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 .
These annelids are known from subtropical and tropical regions around the Indian and Pacific Ocean. Well-known Haemadipsa are for example the Indian Leech (Haemadipsa sylvestris) and the yamabiru or Japanese Mountain Leech (Haemadipsa zeylanica). Members of the genus feed on blood.
The Interim Register of Marine and Non-marine Genera [3] lists: . Hirudo Linnaeus, 1758; Limnatis Moquin-Tandon, 1827; Limnobdella Blanchard, 1893; Ornithobdella Benham, 1909 ...