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Mesoplodon traversii  (Gray, 1874)
Taxonomic Serial No.: 612598

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 Taxonomy and Nomenclature
  Kingdom: Animalia  
  Taxonomic Rank: Species  
  Synonym(s): Mesoplodon bahamondi Reyes, Van Waerebeek, Cárdenas and Yáñez, 1996
    Dolichodon traversii Gray, 1874
  Common Name(s): baleine à bec de Travers [French]
    spade-tand spitssnuitdolfijn [Dutch]
    Spade-toothed Whale [English]
    zifio de Travers [Spanish]
  Taxonomic Status:    
  Current Standing: valid  
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  

 Taxonomic Hierarchy
 KingdomAnimalia  – Animal, animaux, animals  
          PhylumChordata  – cordés, cordado, chordates  
             SubphylumVertebrata  – vertebrado, vertébrés, vertebrates  
                      ClassMammalia Linnaeus, 1758 – mammifères, mamífero, mammals  
                         SubclassTheria Parker and Haswell, 1897  
                            InfraclassEutheria Gill, 1872  
                               OrderCetacea Brisson, 1762 – baleines, cétacés, dauphins, mammfères marins, marsouins, baleia, cetáceo, golfinho, cetaceans, whales, dolphins, marine mammals, porpoises  
                                  SuborderOdontoceti Flower, 1867 – toothed whales  
                                     FamilyHyperoodontidae Gray, 1846 – beaked whales  
                                        GenusMesoplodon Gervais, 1850 – beaked whales  
                                           SpeciesMesoplodon traversii (Gray, 1874) – baleine à bec de Travers, spade-tand spitssnuitdolfijn, Spade-toothed Whale, zifio de Travers  

  Expert: Dr. James G. Mead  
  Notes: Vertebrate Zoology, National Museum of Natural History, Washington, DC 20560   
  Reference for: Mesoplodon traversii    
  Other Source(s):    
  Source: List of Marine Mammal Species and Subspecies, website (version Aug 2018)  
  Acquired: 2019   
  Notes: Committee on Taxonomy. 2018. List of marine mammal species and subspecies. Society for Marine Mammalogy,, consulted on 16 April 2019   
  Reference for: Mesoplodon traversii, Spade-toothed Whale [English]   
  Author(s)/Editor(s): Mead, James G., and Robert L. Brownell, Jr. / Wilson, Don E., and DeeAnn M. Reeder, eds.  
  Publication Date: 2005   
  Article/Chapter Title: Order Cetacea   
  Journal/Book Name, Vol. No.: Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vol. 1   
  Page(s): 723-743   
  Publisher: Johns Hopkins University Press   
  Publication Place: Baltimore, Maryland, USA   
  ISBN/ISSN: 0-8018-8221-4   
  Reference for: Mesoplodon traversii, Spade-toothed Whale [English]   
  Author(s)/Editor(s): Reyes, Julio C., Koen Van Waerebeek, Juan C. Cárdenas, and José L. Yáñez  
  Publication Date: 1996   
  Article/Chapter Title: Mesoplodon bahamondi sp. n. (Cetacea, Ziphiidae), a new living beaked whale from the Juan Fernández Archipelago, Chile   
  Journal/Book Name, Vol. No.: Boletín del Museo Nacional de Historia Natural, Chile, vol. 45   
  Page(s): 31-44   
  Publication Place:    
  ISBN/ISSN: 0027-3910   
  Notes: James G. Mead [personal communication, July 2002]: Although the listed publication year is 1995, this article was not actually published until 1996. Also noted at end of article: "Contribucin recibida: 20.07.95; aceptada: 20.10.95"   
  Reference for: Mesoplodon traversii   
  Author(s)/Editor(s): van Helden, Anton L., Alan N. Baker, M. L. Dalebout, J. C. Reyes, K. Van Waerebeek, and C. S. Baker  
  Publication Date: 2002   
  Article/Chapter Title: Resurrection of Mesoplodon traversii (Gray, 1874), senior synonym of M. bahamondi Reyes, Van Waerebeek, Cárdenas and Yáñez, 1995 (Cetacea: Ziphiidae)   
  Journal/Book Name, Vol. No.: Marine Mammal Science, vol. 18, no. 3   
  Page(s): 609-621   
  Publication Place:    
  ISBN/ISSN: 0824-0469   
  Notes: James G. Mead [personal communication, July 2002]: The Reyes et al. "1995" publication mentioned in the title was not actually published until 1996   
  Reference for: Mesoplodon traversii   
  Author(s)/Editor(s): Würsig, Bernd, J. G. M. Thewissen, and Kit M. Kovacs, eds.  
  Publication Date: 2018   
  Article/Chapter Title:    
  Journal/Book Name, Vol. No.: Encyclopedia of Marine Mammals, 3rd edition   
  Page(s): xxxi + 1157   
  Publisher: Elsevier   
  Publication Place: Cambridge, Massachusetts, USA   
  ISBN/ISSN: 978-0-12-8043271   
  Notes: Species and classification provided on pages xxix-xxxi   
  Reference for: Mesoplodon traversii, Spade-toothed Whale [English]   

 Geographic Information
  Geographic Division: East Pacific  
    Indo-West Pacific  



  Comment: Status: CITES - Appendix II  
    Comments: Was considered synonymous with Mesoplodon layardii until Helden et al. (2002) compared the DNA sequence from the type and determined that it was the same species as M. bahamondi. This species is the rarest member of the Ziphiidae  



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