Subject ASC0002zsk
The Journal of the Quekett Microscopical Club.
ser. 2, v. 12 (1913), Page 320 (1913)
MBLWHOI Library
BHL Page 816290
Keywords
balticum microscope magnify cell wall pore pores O. Müller Mr. O'Donohoe photograph drawing author valve internal external surface P. balticum diatom microscopy Diatom Pleurosigma balticum detail