WebAnswer to: What phylum do sea stars belong to? By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can... Web3.1.1 Explain why shark fossils that have been discovered are limited to denticles and teeth. (2) 3.1.2 Turtles and snakes are examples of organisms that returned to the ocean as part of their evolutionary history. (a) (b) State possible reasons why these organisms returned to the ocean.
Sea stars (Asteroidea) on Singapore shores
WebParapodia are predominantly found in annelids, where they are paired, un-jointed lateral outgrowths that bear the chaetae. In several groups of sea snails and sea slugs, 'parapodium' refers to lateral fleshy protrusions ... any member of the phylum Arthropoda, the largest phylum in the animal kingdom, which includes such common forms as ... WebIn the animal kingdom, there are two broad phyla that exhibit radial symmetry: One of these is cnidaria, which include jellyfish, anemones, and corals. Jellyfish exhibit radial symmetry in four points around its center. The other phylum is echinodermata, such as sea stars, urchins, and sea cucumbers. Sea stars have what is called a pentamerous ... chums lens cleaning kit
28.5: Superphylum Deuterostomia - Biology LibreTexts
Web3 jan. 2024 · i. Sea stars lack a number of fishy anatomical features, including gills, scales or fins. Categorized in the phylum Echinodermata, they’re invertebrates, and are related to sand dollars, sea urchins, sea … Web29 jun. 2024 · During 2013 and 2014, sick sea stars were found all the way from Baja California to southern Alaska, although not in a continuous band. According to a report from the University of California in Santa Cruz that … WebIs the sea star a fish or an echinoderm? Alternative Titles: Asteroidea, starfish sea star, also called starfish, any marine invertebrate of the class Asteroidea (phylum … detailed fetal anatomic ultrasound