• Thumbnail for Foraminifera test
    Foraminiferal tests are the tests (or shells) of Foraminifera. Foraminifera (forams for short) are single-celled predatory protists, mostly marine, and...
    30 KB (3,215 words) - 03:59, 12 May 2024
  • Thumbnail for Foraminifera
    through molecular analysis of small subunit ribosomal DNA. Foraminifera typically produce a test, or shell, which can have either one or multiple chambers...
    86 KB (8,497 words) - 12:47, 17 June 2024
  • Thumbnail for Test (biology)
    The test of foraminifera, a group of single-celled organisms, is extremely evolutionarily diverse. Many different methods of constructing the test are...
    6 KB (656 words) - 13:28, 30 September 2023
  • Thumbnail for Exoskeleton
    sulfides greigite and pyrite.[citation needed] Some organisms, such as some foraminifera, agglutinate exoskeletons by sticking grains of sand and shell to their...
    19 KB (2,136 words) - 16:12, 13 July 2024
  • Thumbnail for Diatomaceous earth
    the deposit (diagenesis, silica (SiO2) dissolution/precipitation, diatoms tests ageing). The species of diatom may also differ among deposits. The species...
    40 KB (4,357 words) - 01:45, 9 August 2024
  • Thumbnail for Nacre
    deformation mechanism as well as its toughness. Tensile, shear, and compression tests, Weibull analysis, nanoindentation, and other techniques have all been used...
    36 KB (3,894 words) - 06:46, 11 August 2024
  • Thumbnail for Calcification
    teeth with calcified pulp will typically respond negatively to vitality testing; teeth with calcified pulp often lack sensation of pain, pressure, and...
    9 KB (925 words) - 09:17, 24 July 2024
  • Thumbnail for Endoskeleton
    Choanoflagellate lorica Protist shell coccosphere coccolith diatom frustule foraminifera test testate amoebae Seashell echinoderm stereom mollusc shell nacre chiton...
    5 KB (590 words) - 10:58, 8 July 2024
  • Thumbnail for Silicate
    Choanoflagellate lorica Protist shell coccosphere coccolith diatom frustule foraminifera test testate amoebae Seashell echinoderm stereom mollusc shell nacre chiton...
    10 KB (1,157 words) - 18:08, 8 August 2024
  • Thumbnail for Cuttlebone
    Choanoflagellate lorica Protist shell coccosphere coccolith diatom frustule foraminifera test testate amoebae Seashell echinoderm stereom mollusc shell nacre chiton...
    16 KB (1,651 words) - 19:06, 29 June 2024