Fossil Echini of the West Indies /
Jackson, Robert Tracy,1861-1948.
Vaughan, Thomas Wayland,1870-1952.Stratigraphic significance of the species of West Indian fossil Echini.
Washington : Carnegie Institution of Washington,
1922.
Bibliography of principal publications on West Indian fossil Echini: p. 99.
Recent papers on geologic correlation of West Indian tertiary deposits and on West Indian palaeontology: p. 107-108.
Sea urchins, Fossil.
Paleontology
Paleontology