ANSP logo

Placoneis symmetrica (NADED 194022)

authority:  (Hustedt) Lange-Bertalot

Phycology Section: ecology and taxonomy of freshwater algae, particularly diatoms

 


Link to this taxon in Catalogue of Diatom Names (CalAcad): TaxonCode 67854

This NADED is equivalent to retired NADED 46735, which should no longer be in active use

Algae Group: Diatom
 
Division: Chrysophyta
  Class: Bacillariophyceae
    Order: Pennales
      Family: Cymbellaceae
        Genus: Placoneis
 
Species: symmetrica
 
2 PUBLIC IMAGES:

Click to view
About IM002270 
Imager: Winter ansp
Click to view
About IM002525 
Imager: Morales

5 RESTRICTED IMAGES: (not yet screened for correctness, logon required to view)

Click to view
About IM001395 
Imager: USGS NWQL
Click to view
About IM003117 
Imager: Ponader
Click to view
About IM003119 
Imager: Ponader
Click to view
About IM005748 
Imager: Mays
Click to view
About IM011607 
Imager: Morales


Short name: PCsymmet

 
IN 2 TAXONOMIC LISTS:
 
26 ANSP-2011

    Remark: Target of CS60, new on 2011

    Concept publication: K&L-B 2/1 - Krammer, K. and H. Lange-Bertalot. 1986. Süßwasserflora...  year=1986
        Pl 48 Fig 12-14
 
More...
 
NOT A SOURCE IN ANY CHANGE SYSTEMS
 
IN 1 CHANGE SYSTEMS AS TARGET:
 
60 ANSP-2007 to ANSP-2011 Diatoms (csat_id: 7754)
    from: Navicula constans var. symmetrica (NADED 46735)
    to: Placoneis symmetrica (NADED 194022)

    REMARK: Update to newer name per the diatom taxonomic coordinator


 
FOUND IN 2 OFFICIAL COUNTS:  ...see sites on a mapmap
 
 site number  count and subproject
 01398102  1   NJBCG005 DT1 a 1 - 2016 NJ Variability BCG I
 NWCA11-4495  2   NWCA0127 DT1 a 1 - EPA National Wetlands Condition Assessment Periphyton Analysis

 

1 BIOVOLUME MEASUREMENTS (in shape_algae_taxa), range 2100.0 - 2100.0
 
Calculated biovolume: 2100 μm3    added 11/28/2012 by rinkel
ANSPNWCAPR NWCA0127 DT1 A Stevens River-Connecticut River, slide_id=334309, mol_id=188
Measurement #93771 (Two Wedges), 3 dimensions:
   length=35.00000 μm
   width=12.00000 μm
   depth=10.00000 μm

 

NO RECORDS IN UNKNOWN-SHAPES-BIOVOLUMES
 


Publication:  Metzelt L-B&G-R 2005
    year: 2005, publication_id: 908

    Metzeltin, D., H. Lange-Bertalot and F. Garacia-Rodriguez. 2005. Diatoms of Uruguay. Compared with other taxa from South America and elsewhere. In: Lange-Bertalot, H. (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Taxonomy-Biogeography-Diversity. A.R.G. Gantner Verlag K.G. 15: 736 pp.



 
Metadata flags
 
Reporting_level_id=3
Published_species = yes
Descr_variety = no
Descr_form = no
Genus_sp_X_? = no
Unpublished_species = no
Cf_aff = no
Genus_sp_spp = no
AboveGenus_with_size_or_feature = no
AboveGenus = no
calacad_match_verified = yes
publication_id_verified = yes
tilia_taxoncode = Plac.symmHu
calacad_match_nonexistent = no
 

 
algae_taxa_id=14286, algae_genus_id=1357
added by staff on 5/18/2010 3:00:00 PM
last modified by beals on 5/18/2010 3:00:00 PM
 
 
Search for this taxon in the ANS Diatom Herbarium

 
 

Page citation:
 
Phycology Section, Patrick Center for Environmental Research, Academy of Natural Sciences of Drexel University. Placoneis symmetrica (NADED 194022). https://diatom.ansp.org/taxaservice/ShowTaxon1.ashx?naded_id=194022. Accessed 27 Apr 2017. This web service reports all information about a given algae taxon available at the time of retrieval.


 

 
from Taxaservice v11.1 code update 3/13/2017
 


© 1998 - 2016 All Rights Reserved
The Academy of Natural Sciences of Drexel Univ., 1900 Benjamin Franklin Parkway, Philadelphia, PA 19103
Email: