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  2. Sea urchin - Wikipedia

    en.wikipedia.org/wiki/Sea_urchin

    Aristotle's lantern in a sea urchin, viewed in lateral section. The mouth of most sea urchins is made up of five calcium carbonate teeth or plates, with a fleshy, tongue-like structure within. The entire chewing organ is known as Aristotle's lantern from Aristotle's description in his History of Animals (translated by D'Arcy Thompson):

  3. Echinus (sea urchin) - Wikipedia

    en.wikipedia.org/wiki/Echinus_(sea_urchin)

    Echinus sea urchins suspension feed by using ciliary band that extends across the body of the pluteus, removing particles from any surface. Those particles then become confined by the pedicellaria of the sea urchin and carried to the mouth, also known as Aristotle's lantern. [4]

  4. List of paradoxes - Wikipedia

    en.wikipedia.org/wiki/List_of_paradoxes

    Buttered cat paradox: Humorous example of a paradox from contradicting proverbs. Intentionally blank page: Many documents contain pages on which the text "This page intentionally left blank" is printed, thereby making the page not blank. Metabasis paradox: Conflicting definitions of what is the best kind of tragedy in Aristotle's Poetics.

  5. On the Heavens - Wikipedia

    en.wikipedia.org/wiki/On_the_Heavens

    Page one of Aristotle's On the Heavens, from an edition published in 1837. On the Heavens (Greek: Περὶ οὐρανοῦ; Latin: De Caelo or De Caelo et Mundo) is Aristotle's chief cosmological treatise: written in 350 BCE, [1] it contains his astronomical theory and his ideas on the concrete workings of the terrestrial world.

  6. Strongylocentrotus purpuratus - Wikipedia

    en.wikipedia.org/wiki/Strongylocentrotus_purpuratus

    Oral surface of Strongylocentrotus purpuratus showing teeth of Aristotle's Lantern, spines and tube feet. Strongylocentrotus purpuratus. Strongylocentrotus purpuratus is a species of sea urchin in the family Strongylocentrotidae commonly known as the purple sea urchin.

  7. Potentiality and actuality - Wikipedia

    en.wikipedia.org/wiki/Potentiality_and_actuality

    In terms of Aristotle's theory of four causes, a material's non-accidental potential is the material cause of the things that can come to be from that material, and one part of how we can understand the substance (ousia, sometimes translated as "thinghood") of any separate thing.

  8. Hylomorphism - Wikipedia

    en.wikipedia.org/wiki/Hylomorphism

    Hylomorphism is a philosophical doctrine developed by the Ancient Greek philosopher Aristotle, which conceives every physical entity or being as a compound of matter (potency) and immaterial form (act), with the generic form as immanently real within the individual. [1]

  9. Aristotle - Wikipedia

    en.wikipedia.org/wiki/Aristotle

    Aristotle's other criticism is that Plato's view of reincarnation entails that it is possible for a soul and its body to be mis-matched; in principle, Aristotle alleges, any soul can go with any body, according to Plato's theory. [121] Aristotle's claim that the soul is the form of a living being eliminates that possibility and thus rules out ...