Ascidiacea - Wikipedia There are 2,300 species of ascidians and three main types: solitary ascidians, social ascidians that form clumped communities by attaching at their bases, and compound ascidians that consist of many small individuals (each individual is called a zooid) forming large colonies
Sea Squirts (Ascidians): Oceans Organic Filters - Ocean Info Sea squirts, also called tunicates, are marine filter feeders that might surprise you with their hidden connection to humans Unlike their mobile relatives, adult sea squirts typically live a sessile (attached) lifestyle, often forming colonies on rocks, piers, or other underwater structures
Sea squirt | Tunicate, Filter Feeding Reproduction | Britannica In “social” colonial sea squirts the zooids are relatively independent, whereas in “compound” colonial ascidians budding gives rise to a colony in which the zooids are embedded in a common tunic
Sea Squirt - Examples, Anatomy, Life Cycle, Pictures Sea squirts, also known as ascidians, are a group of marine vertebrates that belong to the class Ascidiacea within the phylum Tunicata These animals, which are typically sessile and potato-shaped, possess a tough outer covering called a tunic made of a polysaccharide
Tunicate - Wikipedia Various species of ascidians, the most well-known class of tunicates, are commonly known as sea squirts, sea pork, sea livers, or sea tulips The earliest probable species of tunicate appears in the fossil record in the early Cambrian period
Ascidian Therapeutics | A sea change in RNA therapeutics Ascidians – also known as sea squirts – are ocean creatures and primordial ancestors of vertebrates To grow from larvae to adults, ascidians re-engineer their transcriptome through RNA trans-splicing and alternative splicing
Sea squirts and sea tulips - The Australian Museum Sea squirts and sea tulips are collectively known as ascidians (Ancient Greek: askidion = wineskin), characterised by a tough outer “tunic” made of cellulose Ascidians are the evolutionary link between invertebrates and vertebrates
Ascidiacea World Database Ascidians (Phylum: Chordata, Class: Ascidiacea), or sea squirts, are the largest and most diverse class of the sub-phylum Tunicata (also known as Urochordata) They comprise approximately 3000 described species found in all marine habitats from shallow water to the deep sea
Global Diversity of Ascidiacea - PMC Ascidians (Phylum Chordata, Class Ascidiacea), or sea squirts, are the largest and most diverse class of the sub-phylum Tunicata (also known as Urochordata) They comprise approximately 3000 described species found in all marine habitats from shallow water to the deep sea [1] – [3]
Ascidiacea - an overview | ScienceDirect Topics Ascidians, or sea squirts, are tunicates that diverged from the vertebrate lineage early in the chordate evolution The compact and simple organization of the ascidian genome makes this organism an ideal model system for analyzing gene regulatory networks in embryonic development