• Cassiduloida is an order of sea urchins. The group was extremely diverse with many families and species during the Mesozoic, but today, only seven extant...
    3 KB (252 words) - 16:10, 6 April 2023
  • Thumbnail for Sea urchin
    Echinocorys, Holasteroida, Upper Cretaceous, c. 80 mya Echinolampas ovalis, Cassiduloida, Middle Eocene, c. 40 mya Clypeaster portentosus, Clypeasteroida, Miocene...
    80 KB (8,034 words) - 14:14, 27 September 2024
  • Anochanus sinensis (category Cassiduloida)
    Anochanus sinensis is a species of sea urchin of the family Cassiduloida. They have sexual reproduction. Their armour is covered with spines. It is placed...
    2 KB (93 words) - 21:35, 1 October 2024
  • Thumbnail for Cassidulus caribaearum
    Eukaryota Kingdom: Animalia Phylum: Echinodermata Class: Echinoidea Order: Cassiduloida Family: Cassidulidae Genus: Cassidulus Species: C. caribaearum Binomial...
    1 KB (57 words) - 20:43, 1 October 2024
  • Thumbnail for Irregularia
    Kier, 1962 fossil family Archiaciidae Cotteau & Triger, 1869 † order Cassiduloida order Clypeasteroida fossil family Clypeidae Lambert, 1898 † fossil family...
    5 KB (316 words) - 23:43, 6 February 2024
  • Thumbnail for Eurhodia
    classification Domain: Eukaryota Kingdom: Animalia Phylum: Echinodermata Class: Echinoidea Order: Cassiduloida Family: Cassidulidae Genus: Eurhodia Haime, 1853...
    1 KB (77 words) - 07:06, 2 August 2024
  • Neolampadidae (category Cassiduloida)
    Neolampadidae is a family of echinoderms belonging to the order Cassiduloida. Genera: Aphanopora de Meijere, 1903 †Daradaster †Gitolampas "Neolampadidae"...
    647 bytes (29 words) - 15:40, 23 January 2024
  • Thumbnail for Apatopygus recens
    Eukaryota Kingdom: Animalia Phylum: Echinodermata Class: Echinoidea Order: Cassiduloida Family: Apatopygidae Genus: Apatopygus Species: A. recens Binomial name...
    987 bytes (70 words) - 19:48, 1 October 2024
  • Thumbnail for Cassidulus
    classification Domain: Eukaryota Kingdom: Animalia Phylum: Echinodermata Class: Echinoidea Order: Cassiduloida Family: Cassidulidae Genus: Cassidulus Lamarck, 1801...
    2 KB (144 words) - 06:42, 2 August 2024
  • Studeria (category Cassiduloida)
    classification Kingdom: Animalia Phylum: Echinodermataa Class: Echinoidea Order: Cassiduloida Suborder: Neolampadina Family: Neolampadidae Genus: Studeria Duncan 1889...
    2 KB (85 words) - 21:45, 1 October 2024