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annulus
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References
Discover
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13 Questions About How the Human Body Works Answered
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Estimated Battle Casualties During the Normandy Invasion and Campaign to Liberate Paris (June–August 1944)
Portion of the Aleppo Codex, a manuscript of the Hebrew Bible written in the Hebrew language in the 10th century CE; in the Shrine of the Book, Israel Museum, Jerusalem.
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How Rye Bread May Have Caused the Salem Witch Trials

annulus

caecilian body structure

Learn about this topic in these articles:

function

  • Zoom in on the serpentine locomotion of the limbless, amphibious caecilian over soil
    In Gymnophiona: Form and function

    Annuli (primary grooves) in the skin encircle the body and form segments; in some taxonomic groups, secondary and tertiary grooves partially circumscribe the body. Within the tissue of the annuli, bony scales of dermal origin usually occur. The heads of caecilians are blunt, and their…

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