Nitzschia innominata
Sovereign 1958 Category: Nitzschioid
BASIONYM: Nitzschia innominata Sovereign 1958
LM scalebar = 10 µm = 80 pixels.
Observations
Contributor: Pat Kociolek - February 2011
Length Range: 6-14 µm
Width Range: 2-3 µm
Striae in 10 µm: 26-30
Description
Valves linear-lanceolate to somewhat elliptical, apices obtuse-rostrate. Keel is strongly excentric. Fibulae are small, about 10-11 in 10 µm. Striae are parallel, fine.
Known only from Oregon. Probably indicative of clean water.
Original Description
Basionym: Nitzschia innominata
Author: Sovereign 1958
Length Range: µm
Striae in 10 µm:
Original Description
Original Images
Cite This Page:
Kociolek, P. (2011). Nitzschia innominata. In Diatoms of the United States. Retrieved June 17, 2013, from http://westerndiatoms.colorado.edu/taxa/species/nitzschia_innominata
Species: Nitzschia innominata
Contributor: Pat Kociolek
Reviewer: Marina Potapova
Image Credit: Pat Kociolek
- Valves linear-lanceolate, to somewhat elliptical
- Apices obtuse-rostrate
- Fibulae small, about 10-11 in 10 µm
Valves are linear-lanceolate, to somewhat elliptical, apices obtuse-rostrate. Fibulae are small. Striae are parallel, fine.
Compare
The linear-lanceolate, to somewhat elliptical shape and obtuse-rostrate apices of this diatom is what sets it apart from other smaller species such as N. inconspicua and N. fonticuloides. .
Nitzschia fonticoloides
Nitzschia inconspicua
Grunow
Citations
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)
California Academy of Sciences (CAS)
North American Diatom Ecological Database (NADED)
NADED ID: