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Opistognathus rhomaleus  Jordan and Gilbert, 1882
Taxonomic Serial No.: 645847

(Download Help) Opistognathus rhomaleus TSN 645847

 Taxonomy and Nomenclature
       
  Kingdom: Animalia  
  Taxonomic Rank: Species  
  Synonym(s): Gnathypops snyderi Jordan and Evermann, 1898
  
  Common Name(s): bocón gigante [Spanish]
  
    Giant Jawfish [English]
  
       
  Taxonomic Status:    
  Current Standing: valid  
       
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  
       

 Taxonomic Hierarchy
       
 KingdomAnimalia  – Animal, animaux, animals  
    SubkingdomBilateria  – triploblasts  
       InfrakingdomDeuterostomia   
          PhylumChordata  – cordés, cordado, chordates  
             SubphylumVertebrata  – vertebrado, vertébrés, vertebrates  
                InfraphylumGnathostomata   
                   SuperclassActinopterygii  – ray-finned fishes, spiny rayed fishes, poisson épineux, poissons à nageoires rayonnées  
                      ClassTeleostei   
                         SuperorderAcanthopterygii   
                            OrderPerciformes  – perch-like fishes  
                               SuborderPercoidei   
                                  FamilyOpistognathidae Bonaparte, 1835 – jawfishes, smilers, bocones, tout-en-gueule  
                                     GenusOpistognathus Cuvier, 1816 – spotfin jawfishes  
                                        SpeciesOpistognathus rhomaleus Jordan and Gilbert, 1882 – bocón gigante, Giant Jawfish  
       

 References
       
  Expert(s):    
  Expert: Howard L. Jelks  
  Notes: Retired Research Fish Biologist, U.S. Geological Survey, 7920 N.W. 71st Street, Gainesville, Florida 32653   
  Reference for: Opistognathus rhomaleus    
       
  Other Source(s):    
  Source: Eschmeyer's Catalog of Fishes, 13-Jan-2026, website (version 13-Jan-26)  
  Acquired: 2026   
  Notes: Fricke, R., Eschmeyer, W. N. & van der Laan, R. (eds) 2026. ESCHMEYER'S CATALOG OF FISHES: GENERA, SPECIES, REFERENCES. (https://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatmain.asp). Electronic version accessed 16 Jan 2026   
  Reference for: Opistognathus rhomaleus   
       
  Source: Shorefishes of the Eastern Pacific online information system, website (version 3.0)  
  Acquired: 2024   
  Notes: Robertson, D. R., and J. Van Tassell. 2024. Shorefishes of the Tropical Eastern Pacific: online information system. Version 3.0 Smithsonian Tropical Research Institute, Balboa, Panamá. (https://biogeodb.stri.si.edu/sftep/en/pages). Electronic version accessed 15 August 2024   
  Reference for: Opistognathus rhomaleus, Giant Jawfish [English], bocón gigante [Spanish]   
       
  Publication(s):    
  Author(s)/Editor(s): Bussing, William A., and Robert J. Lavenberg  
  Publication Date: 2003   
  Article/Chapter Title: Four new species of eastern tropical Pacific jawfishes (Opistognathus: Opistognathidae)   
  Journal/Book Name, Vol. No.: Revista de Biología Tropical, vol. 51, no. 2   
  Page(s): 529-550   
  Publisher:    
  Publication Place:    
  ISBN/ISSN: 0034-7744   
  Notes: https://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442003000200024#   
  Reference for: Opistognathus rhomaleus   
       
  Author(s)/Editor(s): Jordan, David S., and Charles H. Gilbert  
  Publication Date: 1882   
  Article/Chapter Title: List of fishes collected by Lieut. Henry E. Nichols, U. S. N., in the Gulf of California and on the west coast of Lower California, with descriptions of four new species   
  Journal/Book Name, Vol. No.: Proceedings of the United States National Museum, vol. 4, no. 227   
  Page(s): 273-279   
  Publisher:    
  Publication Place:    
  ISBN/ISSN: 0096-3801   
  Notes: https://www.biodiversitylibrary.org/page/15663433#   
  Reference for: original description   
       
  Author(s)/Editor(s): Nelson, Joseph S., Edwin J. Crossman, H. Espinosa-Pérez, L. T. Findley, C. R. Gilbert, et al., eds.  
  Publication Date: 2004   
  Article/Chapter Title: Common and scientific names of fishes from the United States, Canada, and Mexico, Sixth Edition   
  Journal/Book Name, Vol. No.: American Fisheries Society Special Publication, no. 29   
  Page(s): ix + 386   
  Publisher: American Fisheries Society   
  Publication Place: Bethesda, Maryland, USA   
  ISBN/ISSN: 1-888569-61-1, 0097-0638  
  Notes: Full author list: Nelson, Joseph S., Edwin J. Crossman, Héctor Espinosa-Pérez, Lloyd T. Findley, Carter R. Gilbert, Robert N. Lea, and James D. Williams   
  Reference for: Opistognathus rhomaleus, bocón gigante [Spanish], Giant Jawfish [English]   
       
  Author(s)/Editor(s): Page, Lawrence M., Katherine E. Bemis, Thomas E. Dowling, Héctor S. Espinosa-Pérez, et al., eds.  
  Publication Date: 2023   
  Article/Chapter Title: Common and scientific names of fishes from the United States, Canada, and Mexico, 8th edition   
  Journal/Book Name, Vol. No.: American Fisheries Society Special Publication, no. 37   
  Page(s): vii + 439   
  Publisher: American Fisheries Society   
  Publication Place: Bethesda, Maryland, USA   
  ISBN/ISSN: 9781934874691, 0097-0638  
  Notes: doi: 10.47886/9781934874691   
  Reference for: Opistognathus rhomaleus, bocón gigante [Spanish], Giant Jawfish [English]   
       

 Geographic Information
       
  Geographic Division: East Pacific  
       
  Jurisdiction/Origin:    
 

 

    

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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.

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