TY  - GEN
AU  - Hall,Richard P.
AU  - Jahn,Theodore L.
TI  - On the comparative cytology of certain euglenoid flagellates and the systematic position of the families Euglenidae Stein and Astasiidae Bütschli
PY  - 1929///
CY  - [S.l.
PB  - s.n.], 
ER  -