• Category
  • Class
    Bacillariophyceae
  • Order
    Achnanthales
  • Family
    Achnanthaceae
  • Type Species
    Achnanthes pusilla Grunow in Cleve and Grunow

Displaying 5 of 5 species

Sorted from smallest to largest by maximum length
Rossithidium nodosum Length: 9-11 Width: 2-3 Striae: 16-20
Rossithidium pusillum Length: 10-16 Width: 3-4 Striae: 20-24
Rossithidium petersenii Length: 13-18 Width: 3-4 Striae: 32-36
Rossithidium kriegeri Length: 6-21 Width: 2-2 Striae: 21-23
Rossithidium anastasiae Length: 12-26 Width: 3-4 Striae: 24-29

2 Additional Rossithidium species

Click species name to copy BioData reference to the clipboard

Cite This Page

Potapova, M., Spaulding, S., Edlund, M. (2008). Rossithidium. In Diatoms of North America. Retrieved November 16, 2025, from https://diatoms.org/genera/rossithidium

Diatoms of North America relies on the financial support of our user community. We aim to build our technical content by engaging diatomists at all levels and training the next generation. We need you to reach our 2025 fundraising goal of $25,000.

If you use and appreciate DONA, make your DONAtion today.