The external morphology of the Leech /
Whitman, Charles Otis
The external morphology of the Leech / by C. O. Whitman - Cambridge, Mass : [s.n.], 1884 - 76-87 p. : ill. ; 25 cm - Proceedings of the American Academy of Arts and Sciences ; 20 Contributions from the Zoölogical Laboratory of the Museum of comparative Zoölogy at Harvard College .
Tav. di studio SZN
The external morphology of the Leech / by C. O. Whitman - Cambridge, Mass : [s.n.], 1884 - 76-87 p. : ill. ; 25 cm - Proceedings of the American Academy of Arts and Sciences ; 20 Contributions from the Zoölogical Laboratory of the Museum of comparative Zoölogy at Harvard College .
Tav. di studio SZN