PPT-Phylum Mollusca I. Characteristics

A Bilateral Symmetry B Presence of a muscular foot C Mantle formed by Dorsal Body wall D True Coelom E Complex Digestive System F Gas exchange through gills lungs mantle or body surface. The . mollusks. are invertebrate animals known as . Mollusca. . . There are more than 150,000 species within this phylum.. Types of Molluscs. snails . clams . squid . cuttlefish . octopus which are among the most neurologically-advanced invertebrates. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Subject. -Zoology. Chapter. -. Phylum . Mollusca. Phylum Mollusca. Phylum Mollusca. Protostomes. Lophotrochozoan group . Eucoelomates (coelomates). Tridacna squamosa. Tridacna gigas. Phylum Mollusca. Phylum Mollusca. 2. Phylum Mollusca. Polyplacophora. Gastropoda. Bivalvia. Scaphopoda. Cephalopoda. Phylum Mollusca. 3. Molluscs. Have adapted to a wide variety of habitats. Terrestrial, marine, benthic, and accomplished swimmers.. Invertebrates. Chapter 6. Marine Ecology. Mr. Seifert. Cnidaria. Sponges. Platyhelminthes. Nematoda. Mollusca. Annelida. Annelida. General Characteristics. Segmented Worms. Hydrostatic Skeleton. Setae. Molluscs. BSC 2011L. Phylum Annelida. Segmented worms. Circular and longitudinal muscles work against fluid filled . coelom. to produce changes in width and length. Digestion – complete. Circluation. Animalia. Phylum Mollusca. (or soft-bodied).  .  .  .  . Phylum Mollusca. Characteristics:. *Soft-bodied . invertebrate. covered with protective . mantle. that may or may not form a hard, . calcium carbonate. PHYLUM MOLLUSCA by MRS OZEMOKA H.J. is licensed under a . Creative Commons Attribution-. NonCommercial. -. ShareAlike. 4.0 International License. .. PRE- TEST. What are Annelids?. State the differences between the three classes of Annelids.. More species (200,000 ) than any other animal phylum except Arthropoda. Soft body – often protected by CaCO. 3. shell. Unsegmented, typically bilaterally symmetrical. I. Phylum Mollusca. ©2004 Amanda Demopoulos. Bilaterally symmetrical (Bilaterally asymmetrical in some). Unsegmented. Usually has a definite head (. cephalized. ). Protostomes/. Spiral Cleavage. Coelom mainly a heart cavity. Characteristics of Phylum Mollusca. https://. www.youtube.com. /. watch?v. =_2iXHBuSIJY. Phylum Mollusca, Class . Gastropoda. Phylum Mollusca, . Class . Cephalopoda. https://. www.youtube.com. /. watch?v. =os6HD-sCRn8. Phylum Annelida. BY. MR LAOYE, B. J.. Email; . babafemif@abuad. .edu.ng. Instagram. : @. femilaoye. Telephone: (+234)8136916125. HEMICHORDATA. Hemichordates were formerly members of the phylum . chordata. But over the years they were separated from chordates because scientists found out that they lacked a Notochord. : . Polyplacophora. . Chiton . sp. . 1. Mostly . marine. , attached to rocks near the sea shore. . 2. The body is . oval . in shape, . convex above and flattened below.