155,254 species and infraspecific names are in the database, 21,864 images, 60,045 bibliographic items, 435,060 distributional records.

Taxonomy Detail

Subclass Bacillariophycidae

Bacillariophycidae D.G.Mann in Round, R.M.Crawford & D.G.Mann, 1990: 125, 651.

Source: Medlin, L.K. (2016). Opinion: Can coalescent models explain deep divergences in the diatoms and argue for the acceptance of paraphyletic taxa at all taxonomic hierarchies?. Nova Hedwigia 102(1-2): 107-128.

Original publication: 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.

Description:
Valves with a sternum and a raphe. A labiate process is present only in one group, the Eunotiales, who have a reduced raphe system, sexual reproduction isogamous with non-motile female and male cells, fertilization by conjugation/juxtapositioning/pairing of the gametangania next to one another within various types of copulation envelopes and not released from the gametangia, auxospore bands composed of perizonial bands.

Linking to this page: http://www.algaebase.org/browse/taxonomy/detail/?taxonid=139128

Citing AlgaeBase
Cite this record as:
Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 21 May 2019.

Algaebase taxon LSID: urn:lsid:algaebase.org:taxname:139128

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