WebGastropods (“stomach foot”) include well-known mollusks like snails, slugs, conchs, sea hares, and sea butterflies. Gastropods include shell-bearing species as well as species … WebThe phylum of mollusks includes more than 50,000 known species, found in freshwater and marine environments as well as on land. Snails are some of the best known terrestrial members of a group that also includes clams and mussels. Echinoderms, in contrast, live exclusively in marine environments.
Invertebrates: Sponges, Mollusks, Crustaceans, Echinoderms
WebEchinoderms are named for the spines or bumps covering the outer surface of the bodies of many of them (Greek root word echino- meaning spiny; Latin root word -derm meaning skin).Examples of echinoderms … WebThe mollusks are a diverse group (85,000 described species) of mostly marine species. They have a variety of forms, ranging from large predatory squid and octopus, some of which show a high degree of intelligence, to small grazing forms with elaborately sculpted and colored shells. The annelids traditionally include the oligochaetes, which ... immediately getting logged out of snapchat
Invertebrate Animals: Mollusks Worms Arthropods And Echinoderms
WebBy moving water through the unique water vascular system, the echinoderm can move and force open mollusk shells during feeding. Nervous System. ... Different members of Echinodermata include the (a) sea star of class Asteroidea, (b) the brittle star of class Ophiuroidea, (c) the sea urchins of class Echinoidea, (d) the sea lilies belonging to ... WebVisceral Mass. Question 7. 30 seconds. Q. Which class of Mollusks include organisms that have camera-like eyes similar to humans? answer choices. Gastropods. Bivalves. Cephalopods. WebDec 19, 2024 · Echinoderms are a group of invertebrates that includes starfish, sea urchins, and sand dollars. Echinoderms are characterized by their spiny skin and radial symmetry. Mollusks are soft-bodied invertebrates with one or two shells that have bilateral symmetry. A radula is used by gastropods to store food, which is the only mollusk that … immediately gif