Skip to main content

Navicula

Navicula

Elongated diatoms.with many species varying from 5 to 200 um in length. creeping on mud etc in all types of water-body.Vorious related genera (Achnanthes etc) only distinguishable from Navicula by detailed examination. 78a cleaned frustule; 78b, living cell with a chloroplast on each side.Girdle view parallel-sided.













RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41 

Comments

Post a Comment

Popular posts from this blog

Cocconies

Cocconeis Extremely common flat oval diatoms.10-30 micron long.clinging to plants stones and other substrada some times in almost continuous layer cleaned frustule 3 cells on an Oedogonium filament. RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41  
Post a Comment
Read more

Tribonema

Tribonema Filamentous and unbranched 5-20 micron diameter with several parietal chloroplasts and H- pieces resembling Microspora (39) but differing in the longer and narrower cells and much paler and more transparent appearance. Having no starch. Commen especially in grassy pools. 61 a part of a filament 61b H- piece ( fit together to form the walls) RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41  
Post a Comment
Read more

Gomphosphaeria (Coelosphaerium )

Gomphosphaeria ( Coelosphaerium ) Gomphosphaeria ( Coelosphaerium ). Small cells up to 5um in diameter, united into a hollaw, roughly spherical, floating colony, sometimes blackish in appearanco and often sur-rounded by mucilage. Colonies reach about 100um across.Conspicuous in the plankton of lakes. RlPPLE WALLET : rE9VzDvqozvgbd2trCKitN4fSi6ENiHu41
Post a Comment
Read more