157,369 species and infraspecific names are in the database, 22,115 images, 60,819 bibliographic items, 456,221 distributional records.

Drepanotheca H.-J.Schrader ex Round, Crawford & Mann, 1990

Lectotype species: Drepanotheca macra H.-J.Schrader ex Round, Crawford & Mann

Original publication:Schrader, H.-J. (1969). Die Pennaten Diatomeen aus dem Obereozän von Oamaru, Neuseeland. Beihefte zur Nova Hedwigia 28: 1-163, pls 1-39.

Type designated in Round, F.E., Crawford, R.M. & Mann, D.G. (1990). The diatoms biology and morphology of the genera. pp. [i-ix], 1-747. Cambridge: Cambridge University Press.

Taxonomic status: currently recognized as a distinct genus.

Most recent taxonomic treatment adopted: Round, F.E., Crawford, R.M. & Mann, D.G. (1990). The diatoms biology and morphology of the genera. pp. [i-ix], 1-747. Cambridge: Cambridge University Press.

Nomenclatural notes
Drepanotheca Schrader (Fragilariaceae, Fragilarieae); D. macra Schrader, D. bivattata (Grun et Pant.) Schrader; 'typus: praeparatum No. B.M. 77698 Jackson's' [but this does not correspond exactly with either of the two species! (INA). Lectotype designated by Round, Crawford & Mann (1990: 689). - (28 Jun 2017) - Wendy Guiry

Fossil
This is a genus of fossil species, or a genus with a fossil type species, or a genus the type species of which was originally described as a fossil.

Numbers of names and species: There are 2 species names in the database at present, of which 2 have been flagged as accepted taxonomically on the basis of the listed literature under the species name. In some instances, opinions on taxonomic validity differ from author to author and users are encouraged to form their own opinion. AlgaeBase is a work in progress and should not be regarded as a definitive source only as a guide to the literature..

Names: ('C' indicates a name that is accepted taxonomically; 'S' a homotypic or heterotypic synonym; 'U' indicates a name of uncertain taxonomic status, but which has been subjected to some verification nomenclaturally; 'P' indicates a preliminary AlgaeBase entry that has not been subjected to any kind of verification. For more information on a species click on it to activate a link to the Species database):

Click here to also show infraspecific names in the list below.

References
Schrader, H.-J. (1969). Die Pennaten Diatomeen aus dem Obereozän von Oamaru, Neuseeland. Beihefte zur Nova Hedwigia 28: 1-163, pls 1-39.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

Created: 02 November 2003 by M.D. Guiry

Verified by: 28 June 2017 by Wendy Guiry

Linking to this page: http://www.algaebase.org/search/genus/detail/?genus_id=46791

Citing AlgaeBase
Please cite this record as:
Wendy Guiry in Guiry, M.D. & Guiry, G.M. 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 24 January 2020.

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