Subject ASC0000cv0
Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature.
v. 5 (1869), Page 221 (1869)
MBLWHOI Library
BHL Page 1848301
Keywords
diatom Navicula granulate Navicula humerosa Navicula rectangulata Navicula angulosa Navicula lyra Navicula astiva diatoms navicula dots small narrow lines variable oval pale microscopic