portrait
Allas (a-lass) rarely reported gliding flagellate from soils, rounded body, two flagella. Nuclear region is the light area in the centre of the cell. Contractile vacuole (usually there are two) near the point of flagellar insertion. Phase contrast. This picture was taken by David Patterson, Linda Amaral Zettler, Mike Peglar and Tom Nerad from cultures and other materials maintained at the American Type Culture Collection during 2001. Image copyright: D. J. Patterson, L Amaral-Zettler, M. Peglar and T. Nerad, image used under license to MBL (micro*scope).
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Allas
From the collection
American Type Culture Collection
| Description of Allas: Flattened oblong gliding cell, plastic body, short anterior flagellum and a trailing flagellum projecting behind the cell. Single species, from soils. Identity uncertain, but may be a thaumatomastigid (O'K.elly, unpublished obs.). Type species A. diplophysa Sandon 1927. |
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