the itis logo The report logo for the ITIS data page
Go to Screen Version

Planctosphaeroidea  Spengel, 1932
Taxonomic Serial No.: 158649

(Download Help) Planctosphaeroidea TSN 158649

 Taxonomy and Nomenclature
  Kingdom: Animalia  
  Taxonomic Rank: Class  
  Common Name(s):    
  Valid Name: Hemichordata Bateson, 1885
  Taxonomic Status:    
  Current Standing: invalid - nomen dubium   
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  
  Global Species Completeness: unknown   
  Latest Record Review: 2015   

  Reference for:    
  Other Source(s):    
  Source: NODC Taxonomic Code, database (version 8.0)  
  Acquired: 1996   
  Reference for: Planctosphaeroidea   
  Author(s)/Editor(s): Benito, Jesús, and Fernando Pardos / Harrison, Frederick W., and Edward E. Ruppert, eds.   
  Publication Date: 1997   
  Article/Chapter Title: Hemichordata   
  Journal/Book Name, Vol. No.: Microscopic Anatomy of Invertebrates. Volume 15. Hemichordata, Chaetognatha, and Invertebrate Chordates   
  Page(s): 15-101   
  Publisher: Wiley-Liss   
  Publication Place: New York, New York, USA   
  ISBN/ISSN: 0-471-56122-3   
  Reference for: Planctosphaeroidea   
  Author(s)/Editor(s): Williamson, Donald I.   
  Publication Date: 2003   
  Article/Chapter Title:    
  Journal/Book Name, Vol. No.: The Origin of Larvae   
  Page(s): xviii + 261   
  Publisher: Kluwer Academic Publishers   
  Publication Place: Dordrecht, Netherlands   
  ISBN/ISSN: 1-4020-1514-3   
  Reference for: Planctosphaeroidea   

 Geographic Information
  Geographic Division:    



  Comment: All children of class Planctosphaeroidea are nomen dubium; type Planctosphaera pelagica was described from a larval form, adult unknown  
    Williamson (2003: 109) suggests that this class name should be spelled Planctosphaeromorpha  



Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. However, it is not a legal authority for statutory or regulatory purposes. While every effort has been made to provide the most reliable and up-to-date information available, ultimate legal requirements with respect to species are contained in provisions of treaties to which the United States is a party, wildlife statutes, regulations, and any applicable notices that have been published in the Federal Register. For further information on U.S. legal requirements with respect to protected taxa, please contact the U.S. Fish and Wildlife Service.

A gray bar