Nitzschia fonticoloides

Sovereign 1958      Category: Nitzschioid

Nitzschia fonticola


Nitzschia incognita

LM scalebar = 10 µm = 80 pixels.


Contributor: Pat Kociolek - February 2011
Length Range: 9-16 µm
Width Range: 3-4 µm
Striae in 10 µm: 33-35


Valves are lanceolate with apices subcapitate to produced. The raphe and keel are strongly excentric. There is a large central nodule present. Fibulae are small about 13 in 10 µm. Striae are indistinct, not punctate.

Distribution: Known only from Oregon

Original Description

Author: Sovereign 1958
Length Range: µm
Striae in 10 µm:

Original Description

Original Images

Cite This Page:
Kociolek, P. (2011). Nitzschia fonticoloides. In Diatoms of the United States. Retrieved April 22, 2018, from

Species: Nitzschia fonticoloides

Contributor: Pat Kociolek

Reviewer: Marina Potapova


Sovereign, H.E. (1958). The diatoms of Crater Lake, Oregon. Transactions of the American Microscopical Society 77(2):96-134.

Links & ID's

Index Nominum Algarum (INA)

Original INA

California Academy of Sciences (CAS)

Nitzschia fonticoloides CAS

North American Diatom Ecological Database (NADED)


Autecology Discussion