Gold tetra was created in 1909.
Congo tetra was created in 1899.
Ember tetra was created in 1987.
Tetra JSC was created in 1995.
Tetra Pak was created in 1951.
Bucktooth tetra was created in 1844.
Tetra Tech was created in 1966.
Tetra Films was created in 1992.
Black tetra was created in 1895.
Tetra Karcist was created in 2007-06.
Green neon tetra was created in 1963.
Glass bloodfin tetra was created in 1870.
Flame tail tetra was created in 1912.