Taxon Account

Ellerbeckia arenaria (Moore ex Ralfs) R.M. Crawford; 1988; 421

Key references


Diameter 32-135 µm (Houk 2003).

Cells cylindrical forming long chains, valves circular.

Interlocking ridges and grooves visible as radial structures on valve face, at margin 9-12 in 10 µm (Houk 2003).

Other features
Valve mantle with fine poroids arranged in diagonal rows.

SEM morphology
Valve mantle and valvocopula attached by crenulated edges. Two rows of porelliportulae with round external openings. Rims of linking valves with interlocking spines.


References are given in chronological order.

Ralfs J. 1843. On the British Diatomaceae. Annals and Magazine of Natural History. 12: 346-352. Morphology; Description; Illustrations; Taxonomy
Crawford F.E. 1988. A reconsideration of Melosira arenaria and M. teres; resulting in a proposed new genus Ellerbeckia. Round F.E. (ed.) Algae and the Aquatic Environment. Bristol, Biopress. 413-433 pp Morphology
Saarnisto M., Grönlund T. 1996. Shoreline displacement of Lake Ladoga - new data from Kilpolansaari. Hydrobiologia. 322: 205-215. Ecology
Prather C., Hickman M. 2000. History of a presently slightly acidic lake in northeastern Alberta, Canada as determined through analysis of the diatom record. Journal of Paleolimnology. 24: 183-198. Ecology
Schmid A.-M., Crawford R.M. 2001. Ellerbeckia arenaria (Bacillariophyceae): formation of auxospores and initial cells. European Journal of Phycology. 36: 307-320. Morphology; Biology; Illustrations
Houk V. 2003. Atlas of Freshwater Centric Diatoms with a Brief Key and Descriptions. Part 1. Melosiraceae, Orthoseiraceae, Paraliaceae and Aulacoseiraceae. Czech Phycology Supplement Vol.1, Czech Phycological Society, Olomouc. 27 pp Morphology; Illustrations
Hakala A., Sarmaja-Korjonen K., Miettinen A. 2004. The origin and evolution of Lake Vähä-Pitkusta, SW Finland - a multi-proxy study of a meromictic lake. Hydrobiologia. 527: 85-97. Ecology
De Stefano M., De Stefano L., Congestri R. 2009. Functional morphology of micro- and nanostructures in two distinct diatom frustules. Superlattices and Microstructures. 46: 64-68. Morphology; Illustrations
Tanaka H., Nagumo T. 2014. Three freshwater Ellerbeckia taxa found in Japan. Diatom. 30: 140-146. Morphology; Illustrations
This page should be cited as:

Jüttner I., Carter C. F., Ector L., Mann D. G. Ellerbeckia arenaria (Moore ex Ralfs) R.M. Crawford; 1988; 421. In: Jüttner I., Bennion H., Carter C., Cox E.J., Ector L., Flower R., Jones V., Kelly M.G., Mann D.G., Sayer C., Turner J. A., Williams D.M.. Freshwater Diatom Flora of Britain and Ireland. Amgueddfa Cymru - National Museum Wales. Available online at [Accessed:  ].
Record last modified: 27/12/2020