Orthacodontidae Explained

Orthacodontidae is an extinct family of sharks. It is disputed as to whether it belongs to the modern shark order Hexanchiformes,^[1] or the extinct order Synechodontiformes.^[2] It contains two genera. Some other authors included it in Lamniformes.^[3]

Species

• Occitanodus Guinot, Cappetta & Adnet, 2014
  • Occitanodus sudrei Guinot, Cappetta & Adnet, 2014
• Sphenodus Agassiz, 1843
  • Sphenodus alpinus Gümbel, 1861
  • Sphenodus longidens Agassiz, 1843
  • Sphenodus lundgreni Davis, 1890
  • Sphenodus macer Quenstedt, 1852
  • Sphenodus nitidus Wagner, 1862
  • Sphenodus planus Agassiz, 1843
  • Sphenodus rectidens Emmons, 1858
  • Sphenodus robustidens Seguenza, 1900
  • Sphenodus tithonius Gemmellaro, 1871
  • Sphenodus virgai Gemmellaro, 1871

Notes and References

1. Web site: Sphenodus longidens Shark-References . 2023-12-02 . shark-references.com . en.
2. Villalobos-Segura . Eduardo . Stumpf . Sebastian . Türtscher . Julia . Jambura . Patrick L. . Begat . Arnaud . López-Romero . Faviel A. . Fischer . Jan . Kriwet . Jürgen . March 2023 . A Synoptic Review of the Cartilaginous Fishes (Chondrichthyes: Holocephali, Elasmobranchii) from the Upper Jurassic Konservat-Lagerstätten of Southern Germany: Taxonomy, Diversity, and Faunal Relationships . Diversity . en . 15 . 3 . 386 . 10.3390/d15030386 . 1424-2818 . free. 7614348 .
3. 10.1111/j.1475-4983.2010.00967.x. Neoselachian sharks from the Callovian-Oxfordian (Jurassic) of Ogrodzieniec, Zawiercie Region, southern Poland. Palaeontology. 53. 4. 887–902. 2010. Rees. JAN. free. 2010Palgy..53..887R .