• Thumbnail for Choia
    Choia is a genus of extinct demosponge ranging from the Cambrian until the Lower Ordovician periods. Fossils of Choia have been found in the Burgess Shale...
    5 KB (406 words) - 04:16, 6 January 2024
  • Thumbnail for Museum of the Rockies
    Dioramic reconstruction of Middle Cambrian sponge Choia and Annelid worms....
    19 KB (1,782 words) - 15:54, 21 September 2024
  • Thumbnail for Coronacollina acula
    multicellular organism from the Ediacaran period resembling the Cambrian 'sponge' Choia. The organism comprised a raised, tri-radially-symmetrical central mound...
    2 KB (129 words) - 17:16, 3 August 2024
  • Thumbnail for Sirius Passet
    Indeterminate Orthothecida Hyolithida Archaeocyatha Indeterminate A sponge Choia C. cf. carteri A sponge Constellatispongia C. canismajorii A sponge Crassicoactum...
    16 KB (1,061 words) - 15:18, 17 March 2024
  • Genus Species Material Notes Images Allantospongia A. mica Choia C. xiaolantianensis Choiaella C. radiata Hazelia H. Leptomitella L. confusa L. conica...
    46 KB (599 words) - 14:10, 7 November 2024
  • Thumbnail for Paleobiota of the Burgess Shale
    that had passed through the sponge cells and been filtered for nutrients. Choia Demospongiae Walcott Quarry Raymond Quarry Collins Quarry Trilobite Beds...
    78 KB (1,489 words) - 19:05, 16 September 2024
  • Thumbnail for Vauxia
    spongin (flexible organic material) common to modern day sponges. Much like Choia and other sponges, Vauxia fed by extracting nutrients from the water. Herpetogaster...
    4 KB (243 words) - 10:27, 20 September 2024
  • Thumbnail for Fezouata Formation
    Sponges of the Fezouata Formation Genus Species Stratigraphy Notes Images Choia C. sp. Upper Fezouata A "choiid". Choiaella C. sp. A "choiid". Hamptonia...
    90 KB (4,573 words) - 07:40, 11 November 2024
  • Thumbnail for Wheeler Shale
    belong to Gogia spiralis; may belong to other species Choia carteri - choiid monaxonid demosponge Choia utahensis Crumillospongia sp. - hazeliid monaxonid...
    17 KB (1,386 words) - 10:39, 20 March 2024
  • Thumbnail for Qingjiang biota
    Genus Species Phylum Class Order Family Notes Image Choia Porifera Demospongiae Protomonaxonida Choiidae Crumillospongia Porifera Demospongiae Protomonaxonida...
    25 KB (1,253 words) - 14:54, 17 October 2024