Johnson, J. Harlan
Fossil and recent calcareous algae from Guam - Washington, D.C. U.S. Geological Survey 1964 - pp. 1-40 láms.
GUAM
PALEOBOTANICA
ISLAS MARIANAS
Fossil and recent calcareous algae from Guam - Washington, D.C. U.S. Geological Survey 1964 - pp. 1-40 láms.
GUAM
PALEOBOTANICA
ISLAS MARIANAS