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):
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.
Some of President-elect Donald Trump’s most vulnerable Cabinet picks are racing to smooth out or overwrite past statements before contentious Senate confirmation fights.
Hoda Kotb is looking ahead towards a possible wedding in her future.. On the Dec. 11 episode of Today with Hoda and Jenna, Kotb and co-host Jenna Bush Hager discussed the "micro-wedding" trend ...
Strongylocentrotus droebachiensis is found on rocky substratum in the intertidal and up to depths of 1,150 meters (3,770 ft). It uses its strong Aristotle's lantern to burrow into rock, and then can widen its home with the spines.
It is now up 30% since the election and 112% so far in 2024. On the Thursday after the election, spot bitcoin ETFs saw a record $1.3 billion in net assets pour in, according to Kaiko Research, and ...
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.