Definition & Meaning | English word ECDYSOZOANS

Definitions of ECDYSOZOANS

1. plural of ecdysozoan.

Examples of Using ECDYSOZOANS in a Sentence

• The most notable characteristic shared by ecdysozoans is a three-layered cuticle (four in Tardigrada) composed of organic material, which is periodically molted as the animal grows.
• Like other ecdysozoans they do not have external cilia, but instead have a number of spines along the body, plus up to seven circles of spines around the head.
• In January 2017, his team announced the discovery of Saccorhytus and initially described it as an early member of the deuterostomes which contain a diverse group of animals including vertebrates, but subsequent analysis reclassified this taxon as a member of the protostomes, probably within the ecdysozoans.
• In biology, exuviae are the remains of an exoskeleton and related structures that are left after ecdysozoans (including insects, crustaceans and arachnids) have molted.
• Since pink velvet worms are ecdysozoans, they periodically molt their α-chitinous cuticle in order to grow; the molting process is regulated by ecdysteroid hormones.
• Molecular clocks detect the radiation of three major clades of bilaterians – lophotrochozoans, deuterostomes, and ecdysozoans – during the early Cambrian.
• Phylogenetic studies have indicated that scalidophorans, to which priapulids belong, are a basal clade of ecdysozoans (animals that grow by shedding their exoskeleton), and thus a sister group to all other ecdysozoans, an assortment including nematodes and arthropods.

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