Gold tetra was created in 1909.
Bucktooth tetra was created in 1844.
Tetra Tech was created in 1966.
Tetra Films was created in 1992.
Black tetra was created in 1895.
Congo tetra was created in 1899.
Ember tetra was created in 1987.
Tetra JSC was created in 1995.
Tetra Pak was created in 1951.
Tetra Karcist was created in 2007-06.
Black phantom tetra was created in 1915.
Cochu's blue tetra was created in 1966.
Buenos Aires tetra was created in 1907.