Bacillus sphaericus

Bacillus sphaericus
Scientific classification
Kingdom: Bacteria
Phylum: Firmicutes
Class: Bacilli
Order: Bacillales
Family: Bacillaceae
Genus: Bacillus
Species: B. sphaericus
Binomial name
Bacillus sphaericus

Bacillus sphaericus is an obligate aerobe bacterium used as a larvicide for mosquito control of the Anopheles and Culex genera.[1] It is on the other hand ineffective on the Aedes mosquito genus. It forms spherical endospores, which the mosquito larvae swallow and get infected from. Bacillus sphaericus is a gram positive bacterium, with rod shaped cells that form chains.


  1. "Larvicides for mosquito control". U.S. Environmental Protection Agency. 2007-04-11. Retrieved 2007-06-29.

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