Search results
Results from the WOW.Com Content Network
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]
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):
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.
Wikipedia:File names - Pick the right name for your file. Wikipedia:Preparing images for upload - Pick the right file type (images created using entirely Google Draw should be saved as .SVG, whereas most other images you make will be saved as a .PNG in rare cases an a .JPG or .JPEG can be used)
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
The vandalization of cultural heritage in the name of protest, by Just Stop Oil and other activist groups, continued apace. The Magna Carta, the “Mona Lisa” and Stonehenge were among the ...
Embedded in the peristome are five calcareous "teeth" collectively known as Aristotle's lantern. These are used for grinding the flower urchin's food. The anus is situated on the upper (aboral) surface of the test, directly opposite the mouth. Like the mouth, it is surrounded by a ring of small plates known as the periproct.
Move over, Wordle, Connections and Mini Crossword—there's a new NYT word game in town! The New York Times' recent game, "Strands," is becoming more and more popular as another daily activity ...