The growth of Euglena viridis when constrained principally to two dimensions of space /
Ryder, John A.
The growth of Euglena viridis when constrained principally to two dimensions of space / by John A. Ryder - [S.l. : s.n., 1893] - 37-50 p. ; 25 cm - Contributions from the Zoological Laboratory of the University of Pennsylvania ; 1 .
The growth of Euglena viridis when constrained principally to two dimensions of space / by John A. Ryder - [S.l. : s.n., 1893] - 37-50 p. ; 25 cm - Contributions from the Zoological Laboratory of the University of Pennsylvania ; 1 .