'Class bivalvia' presentation slideshows

What are Mollusks?

What are Mollusks?. The name Mollusca (from the Latin mollis meaning soft), was first used by the French zoologist Cuvier in 1798 to describe squids. All mollusks have a muscular foot (used for moving) and a mantle (an outgrowth that covers the animal).

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Phylum Mollusca

Phylum Mollusca. Phylum Mollusca. Mollusks are soft-bodied animals that usually have an internal or external shell. Mollusks include: Snails Slugs Clams Squids Octopus. Mollusca Characteristics. Soft body External or internal shell- Muscular foot and visceral mass (covered by mantle)

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Journal

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Phylum Mollusca

Phylum Mollusca. Chitons, Snails, Clams, Squids, etc. Classes of Mollusca. Class Bivalvia (Clams, oysters) Class Gastropoda (snails, slugs) Class Cephalopoda (Squid, octopus) Class Polyplacophora (Chitons) Class Scaphopoda (Tusk shells) Additional classes not covered Class Caudofoveata

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Mollusks

Mollusks. Phylum Molluska. Three Main Classes Class Bivalvia Class Gastropoda Class Cephalopoda. Class Bivalvia. Bi- Two Valvia- Shells Examples of Bivalves Oysters, clams, scallops, mussels. Class Bivalvia Basic Structure, Function and Facts.

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Second-largest phylum in number of species- over 100,000 described.

Phylum Mollusca. Second-largest phylum in number of species- over 100,000 described. Ecologically widespread- marine, freshwater, terrestrial (gastropods very successful on land) Variety of body plans (therefore, many classes within the phylum)

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Phylum Mollusca

Phylum Mollusca. Phylum Mollusca. Bilateral symmetry Body Cavity - Coelomate Body has three distinct regions Visceral mass - central section, which contains the body's organs

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Mollusks

Mollusks. Phylum Mollusca. Includes snails and slugs, oysters and clams, and octopuses and squids. Bivalves. Nautilus. Characteristics. Soft-bodied invertebrate Covered with protective mantle that may or may not form a hard, calcium carbonate shell Second largest animal phylum

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Bilateral Symmetry

Bilateral Symmetry. Most animals show bilateral symmetry , the arrangement of body parts such that there is only one way to cut the body to produce two identical halves

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Phylum Mollusca

Phylum Mollusca. Soft-bodied animals!. 3 Classes of Molluscs. GASTROPODA : includes limpets, snails, slugs and whelks BIVALVIA : includes clams, oysters, mussels, scallops and shipworms CEPHALOPODA : includes octopi, squid, cuttlefish, and nautilus . Above: Limpet.

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Mollusks

Mollusks. Phylogeny. Platyhelminthes. Porifera. Mollusca. Chordata. Arthropoda. Annelida. Cnideria. Nematoda. Echinodermata. pseudocoelom. segmentation. acoelom. Protostome: schizocoelem. Deuterostomes: eucoelom. radial symmetry. bilateral symmetry. no true tissues. true tissue.

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Kingdom Animalia Phylum: Annelida

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Animals in the Oceans

Animals in the Oceans. Kingdom Animalia Marine . Phylum Porifera. These are sponges which live in clear, shallow ocean waters around the world. The adults are sessile (fixed in place). They are filter-feeders of small microorganisms and bits of organic matter.

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Mollusks

Mollusks. Phylogeny. Platyhelminthes. Porifera. Mollusca. Chordata. Arthropoda. Annelida. Cnideria. Nematoda. Echinodermata. pseudocoelom. segmentation. acoelom. Protostome: schizocoelem. Deuterostomes: eucoelom. radial symmetry. bilateral symmetry. no true tissues. true tissue.

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Mollusks

Mollusks. Phylogeny. Platyhelminthes. Porifera. Mollusca. Chordata. Arthropoda. Annelida. Cnideria. Nematoda. Echinodermata. pseudocoelom. segmentation. acoelom. Protostome: schizocoelem. Deuterostomes: eucoelom. radial symmetry. bilateral symmetry. no true tissues. true tissue.

509 views • 25 slides

Mollusks

Mollusks. Phylogeny. Platyhelminthes. Porifera. Mollusca. Chordata. Arthropoda. Annelida. Cnideria. Nematoda. Echinodermata. pseudocoelom. segmentation. acoelom. Protostome: schizocoelem. Deuterostomes: eucoelom. radial symmetry. bilateral symmetry. no true tissues. true tissue.

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Funny mollusk song

Funny mollusk song. http://www.youtube.com/watch?v=dEwnarCYIO4&feature=related&safety_mode=true&persist_safety_mode=1&safe=active. Did You Know?.

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Phylum Mollusca (Chapter 27.4)

Phylum Mollusca (Chapter 27.4). Please set up your notebook for Cornell Notes. Mollusks Characteristics Soft-bodied w/ external or internal shell Have a free swimming larval stage called trochophore Also appear in annelids. Form and function Body plan Bilaterally symmetrical Four parts

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Phylum Mollusca

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