How Do You Spell CRINOIDEAN?

Pronunciation: [kɹˈɪnɔ͡ɪdˌi͡ən] (IPA)

The word "Crinoidean" refers to a type of marine animal belonging to the class Crinoidea, characterized by a flower-like body with long arms. The spelling of this word can be broken down into its phonetic components as /kraɪˈnɔɪdiən/. The first syllable is pronounced with the long "i" sound and the stress is on the second syllable. The ending "-oid" denotes "resembling" or "like," while the final "-ean" indicates "related to" or "belonging to." Overall, "Crinoidean" is a precise term used to categorize a specific group of marine animals.

CRINOIDEAN Meaning and Definition

1. Crinoidean (noun): A crinoidean, also known as a crinoid, is a marine echinoderm belonging to the class Crinoidea. It is characterized by its distinctive fivefold radial symmetry, which is exhibited by the presence of a calyx or cup-shaped body structure attached to a stalk or found free-swimming in some species. Crinoideans are often referred to as "sea lilies" due to their resemblance to the flower of the same name.

   The calyx of a crinoidean contains a central mouth surrounded by feathery arms known as pinnules, which are used to capture and direct food particles towards the mouth. The stalk, if present, is made up of numerous stacked plates known as columnals, providing support and allowing the crinoidean to elevate itself above the seafloor. The presence of a stalk distinguishes crinoideans from their close relatives, the brittle stars, sea urchins, and sea cucumbers.

   Crinoideans first appeared on Earth around 500 million years ago and have evolved into a diverse group of over 600 extant species, inhabiting both shallow and deep marine environments worldwide. While some crinoidean species are sessile, attached to rocks or other substrates, others have evolved the ability to swim using their feather-like arms. Crinoideans play an essential role in marine ecosystems as filter feeders, contributing to nutrient and energy cycling.

   Crinoideans have an extensive fossil record, with ancient forms ranging from small, disk-shaped creatures to large, multi-armed specimens resembling modern-day feather stars. Fossil crinoids have provided valuable insights into past marine environments, acting as bioindicators for paleogeography and paleoec

Common Misspellings for CRINOIDEAN

• xrinoidean
• vrinoidean
• frinoidean
• drinoidean
• ceinoidean
• cdinoidean
• cfinoidean
• ctinoidean
• c5inoidean
• c4inoidean
• crunoidean
• crjnoidean
• crknoidean
• cronoidean
• cr9noidean
• cr8noidean
• criboidean
• crimoidean
• crijoidean
• crihoidean

Etymology of CRINOIDEAN

The word "Crinoidean" is derived from the combination of two Greek words: "krinon" meaning "lily" or "sea-lily", and "eidos" meaning "form" or "shape". In Greek, "krinon" refers to a type of lily flower, and the term was later applied to a group of marine animals referred to as "sea-lilies" or "crinoids". These creatures have a flower-like appearance with their radial symmetry and branched arms, hence the association with the lily shape. Over time, the word "Crinoidean" came to be used as a general term for the entire class of these marine animals.