• Thumbnail for Keratosa
    Keratosa, the keratose sponges or horny sponges, is a subclass of demosponges. Grant, R.E. 1861. Tabular view of the primary divisions of the Animal Kingdom...
    1 KB (127 words) - 11:54, 2 June 2022
  • Thumbnail for Demosponge
    Hadromerida. Instead, they recommend the use of three subclasses: Verongimorpha, Keratosa and Heteroscleromorpha. They retain seven (Agelasida, Chondrosiida, Dendroceratida...
    22 KB (2,266 words) - 04:51, 16 May 2024
  • toad" Isopogon ceratophyllus, also known as "horny cone-bushes", plant Keratosa, also known as "horny sponges", subclass of demosponges Plate (anatomy)...
    2 KB (247 words) - 01:41, 19 April 2024
  • Thumbnail for Ernst Haeckel
    Calcareous Sponges (1872) Deep-Sea Medusae (1881) Siphonophora (1888) Deep-Sea Keratosa (1889) Radiolaria (1887) Generelle Morphologie der Organismen: allgemeine...
    71 KB (8,141 words) - 16:41, 20 May 2024
  • Thumbnail for Dictyoceratida
    Eukaryota Kingdom: Animalia Phylum: Porifera Class: Demospongiae Subclass: Keratosa Order: Dictyoceratida Minchin, 1900 Families Dysideidae Irciniidae Spongiidae...
    2 KB (206 words) - 22:03, 12 December 2023
  • Thumbnail for Dendroceratida
    Eukaryota Kingdom: Animalia Phylum: Porifera Class: Demospongiae Subclass: Keratosa Order: Dendroceratida Minchin, 1900 Families Darwinellidae Merejkowsky...
    2 KB (182 words) - 09:09, 27 March 2023
  • Thumbnail for List of sponges of South Africa
    The list of sponges of South Africa is a list of species that form a part of the poriferan (Phylum Porifera) fauna of South Africa. Taxonomy follows WoRMS...
    192 KB (28,834 words) - 09:46, 28 October 2023