The paleobiology of plant protists /
Tappan, Helen Nina, 1917-
The paleobiology of plant protists / Helen Tappan. - San Francisco : W. H. Freeman, 1980. - xxi, 1028 p. : ill. ; 24 cm.
Includes bibliographies and index.
0716711095
Micropaleontology.
Paleobotany.
Unicellular organisms.
The paleobiology of plant protists / Helen Tappan. - San Francisco : W. H. Freeman, 1980. - xxi, 1028 p. : ill. ; 24 cm.
Includes bibliographies and index.
0716711095
Micropaleontology.
Paleobotany.
Unicellular organisms.
