The photodynamic action of dyes on the eggs of the sea urchin, Lytechinus variegatus /
Tennent, David Hilt,1873-1941.
Washington, D.C. : Carnegie Institution of Washington,
1942.
Descriptive letterpress on versos facing the plates.
Includes bibliographical references (p. 152-153).
Lytechinus variegatus.
Light