Echinoidea image


Evolution of Aristotle's lantern
Evolution of Aristotle's lantern
Description Cidarids and diademataceans have teeth with an U-shaped cross section. Stirodont echinaceans evolved mechanically stronger t-shaped (or keeled) teeth evolved. In the camarodont echinaceans the plates of the jaw apparatus (pyramids) are connected by a bow (epiphysis), which further increases their strength. Cross sections of teeth are shown in solid black.
No scale.
Author Schultz, Heinke JPG file - 136.82 kB - 1 329 x 791 pixels added on 2005-02-23601 viewsEchinoidea taxaScan of drawing Echinoideachecked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... Download full sizeDownload full size © 2005 Schultz, Heinke
Comment Comment (0)
[Add comment]


Disclaimer: Echinoidea does not exercise any editorial control over the information displayed here. However, if you come across any misidentifications, spelling mistakes or low quality pictures, your comments would be very much appreciated. You can reach us by emailing info@marinespecies.org, we will correct the information or remove the image from the website when necessary or in case of doubt.