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Aristotle’s lantern is a complex system of jaws and muscles which are capable of a variety of feeding types including suspension feeding, herbivory and detritivory feeding, and occasionally predation. Adaptations to this lantern have allowed sand dollars to live in habitats which have fine, shifting substrates.
[2] 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):
Oral surface of Strongylocentrotus purpuratus showing the teeth of the Aristotle's Lantern, which can make the trace Gnathichnus.. Gnathichnus is a trace fossil on a hard substrate (typically a shell, rock or hardground made of calcium carbonate) formed by regular echinoids as they scraped the surface with their five-toothed Aristotle's Lantern feeding structures.
August Immanuel Bekker. Bekker numbering or Bekker pagination is the standard form of citation to the works of Aristotle.It is based on the page numbers used in the Prussian Academy of Sciences edition of the complete works of Aristotle (1831–1837) and takes its name from the editor of that edition, the classical philologist August Immanuel Bekker (1785–1871); because the academy was ...
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Australia's Travis Head plays a shot during play on day five of the third cricket test between India and Australia at the Gabba in Brisbane, Australia, Wednesday, Dec. 18, 2024.
The works of Aristotle, sometimes referred to by modern scholars with the Latin phrase Corpus Aristotelicum, is the collection of Aristotle's works that have survived from antiquity. According to a distinction that originates with Aristotle himself, [ citation needed ] his writings are divisible into two groups: the " exoteric " and the ...