Glossary terms starting with "t"

Transapical axis - transverse axis

The short axis of the valve face of a pennate diatom, passing across the middle of the face, perpendicular to the apical axis.



Having three rays or radiating branches.



A stria having three rows of areolae.



Algae carried into the plankton by chance factors such as turbulence; planktonic algae that become entangled in mats of vegetation near the shore.