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Achnanthes exigua var. constricta (NADED 2150)

authority:  Torka

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

  

Link to this taxon in Catalogue of Diatom Names (CalAcad): TaxonCode 63066

Algae Group: Diatom
 
Division: Chrysophyta
  Class: Bacillariophyceae
    Order: Pennales
      Family: Achnanthaceae
        Genus: Achnanthes
 
Species: exigua
Third_taxon_name: var.
Variety: constricta
 
1 PUBLIC IMAGES:

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About IM000295 
Imager: Roberts

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

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About IM000246 
Imager: Clason
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About IM000294 
Imager: Roberts
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About IM000459 
Imager: USGS NWQL
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About IM000460 
Imager: USGS NWQL


Short name: ACexicon

 
IN 5 TAXONOMIC LISTS:
 
More...
 
 
IN 2 CHANGE SYSTEMS AS SOURCE:
 
22 NAWQA 1997- to 2001-Start tax. system, diatoms (csat_id: 2940)
    from: Achnanthes exigua var. constricta (NADED 2150)
    to: Achnanthidium exiguum var. constrictum (NADED 1025)

    REMARK: Achnanthidium exiguum var. constrictum


 
In correctional change system(s) as SOURCE: More...
 
NOT A TARGET IN ANY CHANGE SYSTEMS
 
FOUND IN 53 OFFICIAL COUNTS:  ...see sites on a mapmap
 
 site number  count and subproject
 GS0357479650  4   GSN18933 DT1 h 1 - Lower Tennessee River Basin (LTEN 2000) USGS NAWQA
 GS03573182  2   GSN18947 DT1 h 1 - Lower Tennessee River Basin (LTEN 2000) USGS NAWQA
 GS16284200  present   GSN15511 DT1 h 1 - Oahu (OAHU 2000) USGS NAWQA
 GS16284200  present   GSN15512 DT1 h 1 - Oahu (OAHU 2000) USGS NAWQA
 GS08010000  2   GSN71217 DT1 a 1 - Acadian-Pontchartrain (ACAD 2001) USGS NAWQA
 GS08014500  4   GSN71223 DT1 a 1 - Acadian-Pontchartrain (ACAD 2001) USGS NAWQA
 GS07379960  2   GSN71229 DT1 a 1 - Acadian-Pontchartrain (ACAD 2001) USGS NAWQA
 GS02087580  2   GSN94221 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 2002) USGS NAWQA
 GS02091500  2   GSN94394 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 2002) USGS NAWQA
 GS02091500  9   GSN94459 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 2002) USGS NAWQA
 GS02084557  3   GSN94549 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 2002) USGS NAWQA
 GS02289034  5   GS027023 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1996) USGS NAWQA
 GS02292795  2   GS027031 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1996) USGS NAWQA
 GS02296750  1   GS027043 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1996) USGS NAWQA
 GS254714081055700  7   GS027063 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1996) USGS NAWQA

More...
 

1 BIOVOLUME MEASUREMENTS (in shape_algae_taxa), range 304.0 - 304.0
 
Calculated biovolume: 304 μm3    added 10/26/2005
ANSPGS9951PR GSL00385 DT1 A NINE MILE CREEK NR JAMES CIRCLE AT BLOOMINGTON, MN, slide_id=269657, mol_id=129
Measurement #30905 (Ovoid), 3 dimensions:
   length=15.00000 μm
   width=5.50000 μm
   depth=4.00000 μm

 

NO RECORDS IN UNKNOWN-SHAPES-BIOVOLUMES
 


(original publication present but not verified) 

 
Metadata flags
 
Reporting_level_id=4
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 = no
publication_id_verified = no
calacad_match_nonexistent = no
 

 
algae_taxa_id=164, algae_genus_id=800
added by dbo on 7/18/2002 11:28:00 AM
last modified by dbo on 7/18/2002 11:28:00 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. Achnanthes exigua var. constricta (NADED 2150). https://diatom.ansp.org/taxaservice/ShowTaxon1.ashx?naded_id=2150. Accessed 30 Nov 2023. This web service reports all information about a given algae taxon available at the time of retrieval.


 

 
from Taxaservice v12.2 code update 10/08/2021
 

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