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Many species of mosquitoes are vectors of diseases, so important in medicine and other fields. [1] Well over 3,500 species of mosquitoes were found and described, and new species are about to discover. [2] Sri Lanka is home to 131 species of mosquitoes that included to 16 genera with 17 endemic species. [3] [4]
Sri Lanka is home to 131 species of mosquitoes that included to 16 genera with 17 endemic species. [ 3 ] [ 4 ] [ 5 ] Blowfly larvae, known as gentles , and other dipteran larvae, known more generally as maggots , are used as fishing bait and as food for carnivorous animals.
Anopheles (Cellia) tessellatus is a species complex of zoophilic mosquito belonging to the genus Anopheles. It is found in India, and Sri Lanka, [1] Bangladesh, Cambodia, China, Indonesia, Malaysia, Laos, Maldives, Myanmar, Nepal, Philippines, Taiwan, Thailand and Vietnam. It is first described from Sri Lanka (then Ceylon).
Species E is sympatric with species B in southern Tamil Nadu and Sri Lanka. The distribution and proportion of sibling species is subject to change through varying seasons. For example, in Delhi, where species A and B are sympatric, species A is predominant throughout the year, but proportions of species B increased during post-monsoon months. [9]
In 2017, Sri Lanka experienced its largest outbreak of dengue fever, a neglected tropical disease, since the first recorded case in 1962. [3] [4] [5] This biological hazard, transmitted via female mosquito bites, resulted in 186,101 dengue cases, a significant increase compared to previous years (see table below), and let to 440 deaths.
Aedes (Collessius) macdougalli is a species complex of zoophilic mosquito belonging to the genus Aedes. It is found in Sri Lanka, [1] India, China, and Sumatra. [2]
Aedes aegypti and Aedes albopictus are both mosquito species native to Sri Lanka. However, the disease did not emerge until the early 1960s. [3] Dengue was first serologically confirmed in the country in 1962. A Chikungunya outbreak followed in 1965. In the early 1970s two type of dengue dominated in Sri Lanka: DENV-1 type1 and DENV-2 type 2.
The mosquito takes a human blood meal and ingests microfilariae (worm-like sheathed eggs) that circulate in the human blood stream. [ citation needed ] 5-7 In the mosquito, the microfilariae shed sheaths, penetrate the midgut, and migrate to the thoracic muscles were the microfilariae increase in size, molt, and develop into infective larvae ...