1. https://en.wikipedia.org/wiki/Southern_African_frilled_shark

    The southern African frilled shark (Chlamydoselachus africana) is a species of shark in the family Chlamydoselachidae, described in 2009. It is found in the deep ...

  2. https://www.sciencedirect.com/science/article/pii/S1055790305002964

    Testing morphologically based phylogenetic theories within the cartilaginous fishes with molecular data, with special reference to the catshark family (Chondrichthyes ...

  3. https://animalsonstamps.wordpress.com/fish-on-stamps

    Fishes of the World on Stamps Class Agnatha (jawless fish) (including hagfish, lampreys, etc.) Order: Myxiniformes (hagfish) Family: Myxinidae Genus Eptatretus ...

  4. theshark.dk/da/hajliste.php

    Her kan du finde oplysninger om forskellige hajer, bl.a. Den Store Hvide Haj, Hammerhajen og mange flere.

  5. https://ru.wikipedia.org/wiki/Список_видов_акул

    Ниже представлен список ныне существующих видов акул — представителей надотряда Selachimorpha ...

  6. https://de.wikipedia.org/wiki/Systematik_der_Haie

    Systematik der Haie. Als Haie (Selachii) werden acht Ordnungen der Neoselachii (rezente Haie und Rochen) aus der Unterklasse der Plattenkiemer (Elasmobranchii ...