Authority:
Kützing, Hilse sensu Podzorski
References:
Podzorski, A. C. (1985). An Illustrated and Annotated Check-List of Diatoms from the Black River Waterways, St. Elizabeth, Jamaica. in: Bibliotheca Diatomologica 7, pp. 60; 136-137 [pl.24:5]
Synonyms:
Nitzschia thermalis Kütz. var. minor Hilse 1863; Podzorski states that this name is applied consistently to the same taxon in tropical literature, but contends that this should be referred to as Nitzschia homburgiensis Lange-Bertalot for nomenclatural reasons
Description:
Frustules in girdle view are linear rectangle with rounded corners, with centre more or less constricted; valves are linear, constricted in the centre, attenuated at the apices into distinctly rostrate to subcapitate apices; keel is marginal; fibulae (7-10 in 10µm) are evenly elongated transapically but not thickened, with the two central ones further apart than the others; very faint transapical striae, sometimes unresolvable; length is 50-70µm, breadth is 5-10µm; striae count is about 32 in 10µm
Projects:
Transect Project