Diatoms of North AmericaDiatoms of North America

actinocyclus-subtilis-annulus-BA1-st1383-0170-1.jpg

  • Glossary Term
    Annulus
  • Caption
    The annulus is the hyaline ring around the center of this Actinocyclus subtilis (SEM). Arrows indicate directions of growth during morphogenesis. Scale bar = 10 µm.
  • Credit
    Chris Lobban
Actinocyclus subtilis annulus BA1 st1383 0170 1