Subject ASC0000cuk
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature.
v. 5 (1869), Page 223 (1869)
MBLWHOI Library
BHL Page 1848303
Keywords
diatom seaside seashore diatomaceae valve median line curved Pleurosigma Toxonidea convex markings sand-gathering long tapering pointed ends dots Nitzschia short Epithemia dotted lines frustule Attheya gathering leaf Diatom