Cibyra guyanensis was created in 1951.
Eupalamides guyanensis was created in 1917.
Conus guyanensis was created in 1973.
Cibyra schausi was created in 1952.
Cibyra terea was created in 1892.
Cibyra petropolisiensis was created in 1952.
Cibyra pluriargenteus was created in 1956.
Cibyra danieli was created in 1951.
Cibyra ferruginosa was created in 1856.
Cibyra oreas was created in 1892.
Cibyra poltrona was created in 1901.
Cibyra serta was created in 1894.
Cibyra lagopus was created in 1877.