Tryblionella levidensis
W. Sm. 1856
Length:
46
Width:
Keel punctae:
9
Striae:
16-18
Collection
1159a
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Authority information
Wm. Smith, Syn. British Diat., Vol. 2, p. 89. 1856.
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This taxon is usually found among the periphyton (
Lowe 1974
).
Synonyms
(
Stoermer and Yang 1969
)
Nitzschia tryblionella
var.
levidensis
(Wm. Smith) Grunow
in
: Cleve and Grunow, K. Svenska Vet.-Akad. Handl., Ny Foeljd, 17(2): 70. 1880.
Ecology
Taxa from the genus
Tryblionella
are tolerant of slightly brackish waters (
Lowe 1974
).
Size ranges and morphology
Length is 18 to 54 micrometers (
Hustedt 1930
).
Width is 9 to 14 micrometers (
Hustedt 1930
).
Keelpunctae are 12 in 10 micrometers (
Hustedt 1930
).
Transapical ribs are 9 to 13 in 10 micrometers (
Hustedt 1930
).