Katalogeille

Katalogeille is a prehistoric marine organism classified within the phylum Echinodermata, which includes animals such as sea urchins, starfish, and sea cucumbers. It lived during the Paleozoic era, primarily in the Silurian to Devonian periods, approximately 430 to 360 million years ago. Katalogeille is distinguished by its distinctive skeleton structure, composed of calcareous plates arranged in a rigid, lattice-like pattern that provided both support and protection.

The organism's body was typically elongated and cylindrical, often encrusted on the undersides of rocks or embedded within sediment. It possessed a centralized asterisk-shaped or star-shaped mouth structure at one end, surrounded by numerous tiny tube feet used for feeding and motility. Katalogeille's feeding mechanism involved filtering microscopic particles from water or detritus from the seafloor, indicating a benthic lifestyle.

Fossil evidence of Katalogeille has been found in sedimentary rock formations across parts of North America and Europe, providing insight into the marine ecosystems of ancient Earth. Its skeletal features suggest it played a role in benthic food webs, contributing to the complexity of Paleozoic oceanic environments.

As a member of the echinoderms, Katalogeille shares common characteristics such as radial symmetry and a calcified exoskeleton. Its study helps paleontologists understand the diversity and evolutionary history of early marine invertebrates. While not as well-known as other echinoderms, Katalogeille remains an important subject in paleobiological research, aiding in reconstructing ancient marine ecological dynamics.