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Bispira volutacornis, sometimes known by the common names twin fan worm [2] or spiral fan worm, is a type of tube worm found in the shallow sublittoral zone of the eastern Atlantic Ocean. Bispira volutacornis has a parchment-like tube with a mucoid outer layer which is often coated with mud or silt. The tube is usually concealed in a crevice ...
[2] [14] [15] Located deep in the buccal cavity are eight to 10 teeth that are not thought to be used for attachment. [1] The adult male is about half the length of the female. Case reports have found male worms ranging from 3–6.3 mm in length and 360-380 μm in width. The larger females were reported to be 8.7-23.5 mm long and 550-570 μm wide.
The pinworm (species Enterobius vermicularis), also known as threadworm (in the United Kingdom, Australia and New Zealand) or seatworm, is a parasitic worm.It is a nematode (roundworm) and a common intestinal parasite or helminth, especially in humans. [7]
Pinworm infection occurs worldwide, [10] and is the most common helminth (i.e., parasitic worm) infection in the United States and Western Europe. [18] In the United States, a study by the Center of Disease Control reported an overall incidence rate of 11.4% among people of all ages. [ 18 ]
It is found in Australia and Papua New Guinea. Pythons serve as the typical hosts for Ophidascaris robertsi , which has an indirect life cycle. The adult parasites develop nodular masses in the oesophagus and stomach of carpet pythons and place a small piece of their anterior bodies into the nodules that protrude from the digestive mucosa .
Osedax is a genus of deep-sea siboglinid polychaetes, commonly called boneworms, zombie worms, or bone-eating worms. Osedax is Latin for "bone-eater". The name alludes to how the worms bore into the bones of whale carcasses to reach enclosed lipids, on which they rely for sustenance. They utilize specialized root tissues for bone-boring.
Platynereis dumerilii is a small marine ragworm: Males reach a length of 2 to 3 cm, while females reach a length of 3 to 4 cm. [9] Like a number of invertebrate phyla, Platynereis dumerilii has an axochord, a paired longitudinal muscle that displays striking similarities to the notochord regarding position, developmental origin, and expression profile. [10]
Schistosoma intercalatum is a parasitic worm found in parts of western and central Africa. There are two strains: the Lower Guinea strain and the Zaire strain. S. intercalatum is one of the major agents of the rectal form of schistosomiasis, also called bilharzia.