Pencil fish
Nannostomus is a genus of fish belonging to the characin family Lebiasinidae. All of the species in this genus are known as pencil fish, a popular name that was initially only applied to two species in ... Wikipedia
Scientific name: Nannostomus
Family: Lebiasinidae
Genus: Nannostomus; Günther, 1872
Order: Characiformes
Tribe: Nannostomini
Lower classifications