PPT-Lab #12 Molluscs and Arthropods

Class Scaphopoda 300 species tooth shells tusk shells all are burrowing marine animals most distinctive characteristic conical shell open at both ends Class Monoplacophora undivided arched shell. Ch. . 28 Presentation. Common Characteristics of all Arthropods. Typical arthropod:. Segmented. Coelomate with Bilateral symmetry. Invertebrate with exoskeleton. Jointed structures called appendages. Molly, Isaiah, Holly, Sean. Body Symmetry. Bilateral. http://biologytricks.blogspot.com/2012/05/animal-kingdom.html. Locomotion. Segmented legs. Some have wings. Are adapted to live in almost any habitat. Phylum: Arthropoda. Common name = arthropods. Ex. Insects, spiders, crabs, shrimp, centipedes, lobsters, ticks. Week 6. Monday . Arthropods. Arthropods . have:. Segmented body. Head. Thorax. . Abdomen. L. U. S. C. S. . M. O. L. L. U. S. C. S. -. Molluscs. Origin of the word mollusc: . From the Latin word . Mollis. meaning soft. Animals in this phylum include: . Snails, Octopus, Squid, clams, . Level of organization: . By:Chipper Brockman, Andy Hwang, Di'en Jenkins, and Maddie Wade. Arachnids. A class of jointed-leg invertebrate animals in the subphylum . Chelicerata. . All arachnids have 8 legs. Drill. What is an Arthropod?. 24.1 Arthropod Diversity. Arthropods characteristics. invertebrates. exoskeleton (cuticle) made of chitin. jointed appendages (paired). segmented body parts. Arthropod Groups. Trilobites. extinct, bottom feeders. Lesson 3: How do we classify invertebrates?. Opening Activity. ·. Open Science textbook to page 18.. ·Open Science Workbook to page 5A to review home learning.. ·Open Science folder to review vocabulary words and outline for the chapter.. PHYLUM. Deanne L. de . Asis. Jessica . Consad. KINGDOM. MOLLUSCA. introduction. content. conclusion. Evolution. Definition. Life History and Ecology. Taxonomy. Morphology. Relations with Humans. Diversity. Prepared by : Nada H. Lubbad. Introduction. :. Soft bodied animals.. - . name from Latin word “ mollus” meaning soft.. The second largest phylum.. The scientific study of Mollusks is . . Biology I: Chapter 28. ARTHROPODS. ARTHROPODS. Arthropods. Phylum Arthropoda. Insects, crabs, centipedes, spiders. Segmented body. Tough exoskeleton made of chitin. Jointed appendages. Evolution of Arthropods. 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.. 1. What phylum do spiders, grasshoppers, lobsters and centipedes all belong to?. ARTHROPODA. Arthropods. 2.. “. arthros. ” mean “. jointed. ”. 3. “. podos. ” means “. foot. ” or “. The term . m. ollusc. . means “soft.” A . mollusc . is a diverse animal and is a member of the phylum Mollusca group. Around eighty five thousand species of molluscs have been recognized. Molluscs reproduce sexually. Slugs and snails mate to fertilize eggs. Aquatic molluscs lay eggs that hatch into small free-swimming larvae. Many molluscs have hard external shells which they use for protection. Molluscs range in size and are usually found in marine habitats, but a few . 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.