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Name derivation:
Audouinella (‘Auduinella’): Named for Jean Victor Audouin, a French botanist.
Classification:
Audouinella Bory de Saint-Vincent, 1823; There are 269 species of which 54 have been taxonomically accepted. Order Acrochaetiales; Family Acrochaetiaceae
Morphology:
A very difficult group (i.e. acrochaetoid red algae) that is variously delineated taxonomically. Typically it consists of small, uniseriate branched filaments, which have many plastids/cell and lack pyrenoids.
Similar genera:
Acrochaetium, Colaconema, Grania, Rhodochorton
Habitat:
Often found as a small microscopic epiphytic on diverse larger seaweeds.
References:
Bory de Saint-Vincent, J.B.G.M. 1823. Céramie Ceramlum.. In: Dictionnaire Classique d'Histoire Naturelle. (Audouin, I. et al. Eds) Vol. 3, pp. 341-342. Paris: Rey et Gravier; Baudouin Frères. Clayden, S. L. and G. W. Saunders. 2008. Resurrecting the red algal genus Grania within the order Acrochaetiales (Florideophyceae, Rhodophyta). Eur. J. Phycol. 43: 151-162. Guiry, M.D. and G.M. Guiry 2013. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 19 September 2013. Harper, J. T. and G. W. Saunders. 2002. A re-classification of the Acrochaetiales based on molecular and morphological data, and establishent of the Colaconematales ord. nov. (Florideophyceae, Rhodophyta). Eur. J. Phycol. 37: 463-476. Silva, P. C., P. W. Basson, and R. L. Moe. 1996. Catalogue of the Benthic Marine Algae of the Indian Ocean. Univ. Calif. Publ. Bot. 79: xiv + 1259 pp. Taylor, W. R. 1957. Marine Algae of the Northeastern Coast of North America. Revised edition. Univ. Michigan Press., Ann Arbor, ix + 509 pp. Wynne, M. J. 1998. A checklist of benthic marine algae of the tropical and subtropical western Atlantic: first revision. Nova Hedwigia Beiheft 116, 155 pp.