What is the habitat of leech?
Habitat. Most leeches are freshwater animals, but many terrestrial and marine species occur. Land leeches are common on the ground or in low foliage in wet rain forests. In drier forests they may be found on the ground in seepage moistened places.
What is the Locomotory organ of Hirudinaria?
Sucker glands: These are pear-shaped in the anterior sucker, while rounded or spherical in the posterior sucker. Their secretion smoothens the surface for locomotion.
Which segment posses Nephridia in Hirudinaria?
In HIRUDINARIA the excretory system includes 17 pairs of Nephridia. They are arranged in 6th to 22nd segments, one pair in each segment. In these 17 pairs the first six pairs will not show contact with testis.
Is setae present in Hirudinaria?
Botryoidal tissue is present just below the longitudinal muscular layer. 8. Parapodia and setae absent.
Is Hirudinaria a leech?
Hirudinaria is commonly known as Indian Leech. They are found in freshwater tanks, ponds, lakes, swamps, and slow streams. It is sanguivorous (blood-sucking) sucking the blood of fishes and frogs, and also of cattle or human beings when they enter the pond.
Is Hirudinaria a flatworm?
Hirudinaria is known as cattle leech. It is free- living or living as parasites. They are invertebrates and are found in moist environments.
Is Hirudinaria dioecious?
pheretima (earthworm) and hirudinaria (common leech) both are hermaphrodite/ monoecious. wuchereria (filarial worm) is dioecious. both male and female are separate identities.
What is the deadliest leech?
Haementeria ghilianii, the giant Amazon leech, is one of the world’s largest species of leeches. It can grow to 450 mm (17.7 in) in length and 100 mm (3.9 in) in width….
| Haementeria ghilianii | |
|---|---|
| Order: | Rhynchobdellida |
| Family: | Glossiphoniidae |
| Genus: | Haementeria |
| Species: | H. ghilianii |
https://www.youtube.com/watch?v=AbnHIJ8n720