PPT-Mollusks (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. 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. Welcome to Discovery Education Player. Characteristics of flatworms. Soft, flattened worms with tissues and internal organ system. Simplest animals to have three embryonic germ layers. Bilateral symmetry . Chapter 35 . Examples with Scientific Names. Scientific Name Common Name. Mollusks:. Athleta toumeyi. . Fossil Gastropod. Caprinuloidea. perfecta. . . Unit 4. Mollusk Introduction. Phylum Mollusca . Molluscus. . = . soft. Soft-bodied animals that usually have an . internal. or . external . shell.. Includes . snails. , slugs, clams, . squids. , and octopi. Tough Softies!. Kingdom: . Animalia. Phylum: . Mollusca. . (Mollusks). Class: . Bivalvia. . (Bivalves). Class: . Cephalopoda. . (Cephalopods) . Class: . Gastroboda. . (Gastropods). Mollusca. is the second most diverse (second most number of species) phylum in the animal kingdom!. Sarah . Whitebloom. Matt Jones. Eddie Frere. Objective: SWBAT describe what a mollusk is, the different types of mollusks, examples, and their functions . Warm-Up. What is a mollusk?. What are the 3 types of mollusks?. Subject. -Zoology. Chapter. -. Phylum . Mollusca. Phylum Mollusca. Phylum Mollusca. Protostomes. Lophotrochozoan group . Eucoelomates (coelomates). Tridacna squamosa. Tridacna gigas. Phylum Mollusca. Phylum Mollusca. Includes . snails and slugs, oysters and clams, and octopuses and squids. .. Bivalves. Nautilus. Soft-bodied. invertebrate. Covered with protective . mantle. that may or may not form a hard, . Characteristics of Mollusks. Mollusks are invertebrates with soft, . unsegmented. bodies that are often protected by a hard outer shell.. They also have a thin layer of tissue called a . mantle. that covers its internal organs.. Categories of Benthic Animals. >1 mm . macrobenthos. <.1 mm . microbenthos. Between .1 and 1 mm . meiobenthos. Major Taxonomic Groups of Benthos. Porifera. Coelenterata. Hydrozoa. Platyhelminthes. PHYLUM MOLLUSCA. ___________________________________are . all mollusk. . There is a wide variety of animals in this phylum—from the . slug. that moves very slow to the . squid. who is jet-propelled. . I. What is a Mollusk?. A. Phylum . Mollusca. Origin: from Latin . Molluscus. = soft. B. Contains animals that look and act very differently from each other. C. Mollusks: Soft-bodied animal that have an internal or external shell. : . 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. Includes . snails and slugs, oysters and clams, and octopuses and squids. .. Bivalves. Nautilus. Soft-bodied. invertebrate. Covered with protective . mantle. that may or may not form a hard, . calcium carbonate shell .