Puneet Varma (Editor)

Neognathostomata

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Kingdom
  
Animalia

Phylum
  
Echinodermata

Class
  
Echinoidea

Rank
  
Superorder

Neognathostomata httpsuploadwikimediaorgwikipediacommonsthu

Similar
  
Irregularia, Scutellidae, Cassiduloida, Clypeasteridae, Euechinoidea

The Neognathostomata are a superorder of sea urchins.

Contents

Description and characteristics

They are distinguished from other sea urchins by their irregular shape and a highly modified feeding lantern. The group includes the well known sand dollars, as well as some less familiar and extinct forms.

Taxonomy

  • familia Apatopygidae Kier, 1962
  • familia Archiaciidae Cotteau & Triger, 1869 †
  • order Cassiduloida
  • Super-familia Cassidulina (Philip, 1963b)
  • familia Cassidulidae (L. Agassiz and Desor, 1847)
  • Super-familia Neolampadina (Philip, 1963b)
  • familia Neolampadidae (Lambert, 1918a)
  • familia Pliolampadidae (Kier, 1962) †
  • order Clypeasteroida A.Agassiz, 1872 ("sand dollars")
  • sous-order Clypeasterina
  • familia Clypeasteridae L. Agassiz, 1835
  • familia Fossulasteridae Philip & Foster, 1971 †
  • familia Scutellinoididae Irwin, 1995 †
  • familia Conoclypidae von Zittel, 1879 †
  • familia Faujasiidae Lambert, 1905 †
  • familia Oligopygidae Duncan, 1889 †
  • familia Plesiolampadidae Lambert, 1905 †
  • sous-order Scutellina
  • infra-order Laganiformes
  • familia Echinocyamidae Lambert & Thiéry, 1914
  • familia Fibulariidae Gray, 1855
  • familia Laganidae Desor, 1858
  • infra-order Scutelliformes
  • familia Echinarachniidae Lambert in Lambert & Thiéry, 1914
  • familia Eoscutellidae Durham, 1955 †
  • familia Protoscutellidae Durham, 1955 †
  • familia Rotulidae Gray, 1855
  • super-familia Scutellidea Gray, 1825
  • familia Abertellidae Durham, 1955 †
  • familia Astriclypeidae Stefanini, 1912
  • familia Dendrasteridae Lambert, 1900
  • familia Mellitidae Stefanini, 1912
  • familia Monophorasteridae Lahille, 1896 †
  • familia Scutasteridae Durham, 1955 †
  • familia Scutellidae Gray, 1825
  • familia Taiwanasteridae Wang, 1984
  • familia Scutellinidae Pomel, 1888a †
  • familia Clypeidae Lambert, 1898 †
  • familia Clypeolampadidae Kier, 1962 †
  • order Echinolampadoida
  • familia Echinolampadidae Gray, 1851a
  • familia Nucleolitidae L. Agassiz & Desor, 1847 †
  • familia Pygaulidae Lambert, 1905 †
  • genus Pygolampas Saucède, Dudicourt & Courville, 2012 †

    • References

    Neognathostomata Wikipedia
    (Text) CC BY-SA


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