Heptranchias

Quality 0.50 · 1 view · Updated 2 months ago

Genus of sharks

title: "Heptranchias" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["heptranchias", "shark-genera", "taxa-named-by-constantine-samuel-rafinesque", "extant-cretaceous-first-appearances", "fish-genera-with-one-living-species"] description: "Genus of sharks" topic_path: "general/heptranchias" source: "https://en.wikipedia.org/wiki/Heptranchias" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0

::summary Genus of sharks ::

| fossil_range = Cretaceous – Recent | image = Sharpnose sevengill shark ( Heptranchias perlo ).jpg | image_caption = Sharpnose sevengill shark (Heptranchias perlo) | taxon = Heptranchias | authority = Rafinesque, 1810 | type_species = Squalus perlo | type_species_authority = Bonnaterre, 1788 | synonyms_ref = | synonyms = *Heptanchus Müller and Henle, 1841

  • Heptranchus Gray, 1851
  • Heptrancus Costa, 1857
  • Notidanion

Heptranchias is a genus of sharks in the family Hexanchidae.

Species

Fossil record

Fossils of Heptranchias are found in marine strata from the Cretaceous period. Fossils are known from various localities in Europe, North America, South America, New Zealand and Japan.

::figure[src="https://upload.wikimedia.org/wikipedia/commons/e/ec/Heptranchias_perlo_lower_teeth.jpg" caption="''[[Heptranchias perlo]]'' lower teeth"] ::

Bibliography

  • Bonnaterre, J.P. 1788, Tableau encyclopédique et méthodique des trois règnes de la nature... Ichthyologie. Paris. Tableau encyclopédique et méthodique des trois règnes de la nature... Ichthyologie.: i-lvi + 1-215, Pls. A-B + 1-100.
  • Compagno, L.J.V. 1. Hexanchiformes to Lamniformes // Sharks of the world. An annotated and illustrated catalogue of sharks species known to date. — FAO Fish Synop., 1984. — Vol. 4. — P. 14. — 249 p.
  • Heptranchias. FishBase. Ed. Rainer Froese and Daniel Pauly. February 2009 version. N.p.: FishBase, 2009.
  • Rafinesque, C.S. 1810, Caratteri di alcuni nuovi generi e nuove specie di animali e piante della sicilia, con varie osservazioni sopra i medisimi. (Part 1 involves fishes, pp. [i-iv] 3-69 [70 blank], Part 2 with slightly different title, pp. ia-iva + 71-105 [106 blank]). Caratteri di alcuni nuovi generi e nuove specie di animali e piante della sicilia, con varie osservazioni sopra i medisimi.. Pls. 1-20. [Dates to 1810 (see Holthius & Boeseman 1977 [ref. 6877], Wheeler 1988 [ref. 6878]). Also see Boewe 1982 [ref. 6030].]

References

References

  1. [https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=159840 ITIS]
  2. Bruce J. Welton [http://www.ucmp.berkeley.edu/science/paleobios/backissues/v1no17.pdf PaleoBios]
  3. [https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=34525 Paleobiology Database]

::callout[type=info title="Wikipedia Source"] This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page. ::

heptranchiasshark-generataxa-named-by-constantine-samuel-rafinesqueextant-cretaceous-first-appearancesfish-genera-with-one-living-species