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Meridion circulare var. constrictum (NADED 45002)

authority:  (Ralfs) Van Heurck

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

 


Link to this taxon in Catalogue of Diatom Names (CalAcad): TaxonCode 24603

Algae Group: Diatom
 
Division: Chrysophyta
  Class: Bacillariophyceae
    Order: Pennales
      Family: Fragilariaceae
        Genus: Meridion
 
Species: circulare
Third_taxon_name: var.
Variety: constrictum
 
NO PUBLIC IMAGES
 
8 RESTRICTED IMAGES: (not yet screened for correctness, logon required to view)

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About IM000079 
Imager: Clason
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About IM001791 
Imager: USGS NWQL
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About IM001948 
Imager: Marr
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About IM004486 
Imager: Mays
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About IM005368 
Imager: Morales
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Short name: MDcircon

 
IN 11 TAXONOMIC LISTS:
 
26 ANSP-2011

    Remark: Transferred from 2007 list per the diatom taxonomic coordinator

    Concept publication: P&R 1966 - Patrick, R. and C.W. Reimer. 1966. The Diatoms of the U...  year=1966
        Pl. 2, Fig. 16
 
21 ANSP-2007
    Reference: P&R1966
    Plate: P2 f16

    Remark: based on changes and revision of taxa list during and after 15th Workshop and by consent of all work participants

    Concept publication: P&R 1966 - Patrick, R. and C.W. Reimer. 1966. The Diatoms of the U...  year=1966
        Pl. 2, Fig. 16
 
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NOT A SOURCE IN ANY CHANGE SYSTEMS
 
NOT A TARGET IN ANY CHANGE SYSTEMS
 
FOUND IN 2528 OFFICIAL COUNTS:  ...see sites on a mapmap
 
 site number  count and subproject
 AC1  3   AC10001 DT1 a 1 - Slippery Rock R - Acid Mine Drainage - ANSP River Survey - 1967
 AK15087690  1   AK000002 DT1 a 1 - 2002 USGS/WRD Alaska - Brabets
 AK601708154203500-1340 (Macro)  15   AK000003 DT1 a 1 - 2004 USGS/WRD Alaska - Brabets
 GS633144150571500  1   AK000030 DT1 a 1 - USGS Alaska
 CR-CM  1   CHRS0031 DT1 a 1 - Christina River Pollution Histories 2008
 CT14308  2   CT00045 DT1 a 1 - Connecticut DEEP 2013
 CT17201  1   CT00054 DT1 a 1 - Connecticut DEEP 2013
 CT14732  1   CT00076 DT1 a 1 - Connecticut DEEP 2014
 CT17816  1   CT00104 DT1 a 1 - Connecticut DEEP 2014
 CT18882  1   CT00125 DT1 a 1 - Connecticut DEEP 2015
 CT14740  1   CT00136 DT1 a 1 - Connecticut DEEP 2015
 CT16524  1   CT00139 DT1 a 1 - Connecticut DEEP 2015
 CT15479  1   CT00143 DT1 a 1 - Connecticut DEEP 2015
 CT14410-D  1   CT00145 DT1 a 1 - Connecticut DEEP 2015
 CT14669  1   CT00166 DT1 a 1 - Connecticut DEEP 2016

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140 BIOVOLUME MEASUREMENTS (in shape_algae_taxa), range 10.8 - 2000.0
 
Calculated biovolume: 918 μm3    added 1/31/2013 by rinkel
ANSPNJNWCAPR NWCA0358 DT1 A Lower Stow Creek, slide_id=335545, mol_id=77
Measurement #96495 (Wedge), 3 dimensions:
   length=36.00000 μm
   width=5.10000 μm
   depth=10.00000 μm
 
Calculated biovolume: 700 μm3    added 11/26/2012 by rinkel
ANSPNWCAPR NWCA0205 DT1 A Great South Bay-Fire Island Inlet, slide_id=334387, mol_id=188
Measurement #89423 (Wedge), 3 dimensions:
   length=28.00000 μm
   width=5.00000 μm
   depth=10.00000 μm
 
Calculated biovolume: 725 μm3    added 11/26/2012 by rinkel
ANSPNWCAPR NWCA0205 DT1 A Great South Bay-Fire Island Inlet, slide_id=334387, mol_id=188
Measurement #89422 (Wedge), 3 dimensions:
   length=29.00000 μm
   width=5.00000 μm
   depth=10.00000 μm
 
Calculated biovolume: 775 μm3    added 11/26/2012 by rinkel
ANSPNWCAPR NWCA0205 DT1 A Great South Bay-Fire Island Inlet, slide_id=334387, mol_id=188
Measurement #89421 (Wedge), 3 dimensions:
   length=31.00000 μm
   width=5.00000 μm
   depth=10.00000 μm
 
Calculated biovolume: 600 μm3    added 11/26/2012 by rinkel
ANSPNWCAPR NWCA0205 DT1 A Great South Bay-Fire Island Inlet, slide_id=334387, mol_id=188
Measurement #89420 (Wedge), 3 dimensions:
   length=24.00000 μm
   width=5.00000 μm
   depth=10.00000 μm
 
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1 RECORDS IN UNKNOWN-SHAPES-BIOVOLUMES
 
unksh_id=19504 naded=45002 Literature P&R1966 A
   Biovolume: 184   ocular_units=1 shape_code=RCPYR
   microscope_id=L386 lense_id=Zeiss5057860
   unitsA=0 unitsB=0 unitsC=0 unitsD=0
   unitsE=0 unitsF=0 unitsG=0 unitsH=0
   added on 10/2/2000
 

 


Publication:  Van Heurck 1881
    year: 1881, publication_id: 854

    Van Heurck, H. 1881. Synopsis des Diatomées de Belgique. Atlas. Ducaju & Cie., Anvers. pls 31-77.



 
Metadata flags
 
Reporting_level_id=2
Published_species = yes
Descr_variety = yes
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 = no
publication_id_verified = yes
tilia_taxoncode = Merid.circRa.co
calacad_match_nonexistent = no
 

 
algae_taxa_id=1671, algae_genus_id=1246
added by dbo on 7/18/2002 11:28:00 AM
last modified by palmer on 7/18/2012 10:15:00 AM
 
 
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. Meridion circulare var. constrictum (NADED 45002). https://diatom.ansp.org/taxaservice/ShowTaxon1.ashx?naded_id=45002. Accessed 28 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
 


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