Hydra viridissima was created in 1766.
Chrysanthia viridissima was created in 1758.
Arctostaphylos viridissima was created in 1933.
Tettigonia viridissima was created in 1758.
Hydra oligactis was created in 1766.
Worcester Hydra was created in 2011.
Teeth of the Hydra was created in 1984.
Hydra - song - was created in 1979.
Imperial Hydra was created in 1965.
Hydra Ventures was created in 2011.
Hydra Trophy was created in 2008.
Hydra viridis was created in 1767.
Hydra Network was created in 2003.