ENTROCHITE Meaning and
Definition
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Entrochite is a term used in geology to describe a fossilized, spiral-shaped marine organism belonging to the group of echinoderms known as crinoids. It refers specifically to the remains of the crinoid's stem, known as the columnal, which is composed of numerous stacked segments forming a cone-like structure.
Crinoids are ancient, sessile creatures that were abundant during the Paleozoic era, which lasted from about 541 to 252 million years ago. They are characterized by a branching, tree-like appearance, with the stem anchoring the animal to the ocean floor while the upper part, composed of feathery arms and a bulbous body, was used for filter-feeding.
Entrochite fossils are typically found in sedimentary rocks, particularly limestone formations, where the conditions for preservation have been favorable. They are often identified by their distinct spiral shape and the presence of growth rings, which correspond to the stacked segments of the crinoid stem. These fossils can range in size from a few millimeters to several centimeters in diameter.
The study of entrochites can provide valuable insights into ancient marine ecosystems and paleoenvironmental conditions. They serve as important indicators of the past distribution and diversity of crinoids, aiding paleontologists in understanding the evolutionary history of these organisms. Additionally, their presence in a particular rock formation can provide clues about the depositional environment and the age of the rocks in which they are found.
Common Misspellings for ENTROCHITE
- wntrochite
- sntrochite
- dntrochite
- rntrochite
- 4ntrochite
- 3ntrochite
- ebtrochite
- emtrochite
- ejtrochite
- ehtrochite
- enrrochite
- enfrochite
- engrochite
- enyrochite
- en6rochite
- en5rochite
- enteochite
- entdochite
- entfochite
Etymology of ENTROCHITE
The word "entrochite" originates from the combination of two Greek terms: "entos" meaning "inside" or "within", and "trokhos" meaning "wheel" or "hoop". Thus, "entrochite" literally translates to "inside wheel" or "within hoop". This term was coined in reference to a fossilized skeletal structure of ancient marine animals known as crinoids, which resemble the shape of a wheel or hoop. These crinoids are commonly found in sedimentary rocks and date back to various geological periods.
