CIBICIDES, Subzone

TERTIARY (upper Oligocene or lower Miocene)

State of Zulia, Venezuela

Author of name: W. S. Hoffmeister, 1933 (private report).

Original reference: M. W. Hass and R. G. Hubman, 1937, p. 123-124.

See MICRODRILLA Zone

MICRODRILLA Zone

TERTIARY (upper Oligicene or lower Miocene)

State of Zulia, Venezuela

Author of name: J. B. Burnett, W. H. Spice, Jr. W. S. Hoffmeister and H. D. Hedberg, 1927 (private report).

Original reference: W. S. Hoffmeister, 1938, p. 106-109.

See LA ROSA, Formation