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Characteristics of Protostomia: ... the body by diffusion Most do not have a respiratory or circulatory system Planaria Marine Flatworm Tapeworm Fluke Nematodes: ...
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squids, Octopus, Nautilus, cuttlefish, Siphon on mantle edge 'rocket' away from predators ... Mollusca. Class Cephalopods. Octopus. Complex behavior, learning ...
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Protostome Animals
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The Protostomate Phyla Annelida Mollusca Arthropoda Phylum Annelida Segmented worms True body cavity Paired Protonephric excretory organs Paired ganglia with ...
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Hurdia from the Burgess Shale. Hurdia. Amongst the most primitive and oldest known of true arthropods. ... Survived until Early Permian (about 280 million years ago) ...
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Several small phyla of protostome coelomates include examples from superphyla ... the tube-dwelling vestimentiferan worms found at hydrothermal vent systems. ...
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Smaller Protostome Phyla Chapter 21 Small Coelomate Phyla Several small phyla of protostome coelomates include examples from superphyla Lophotrochozoa and Ecdysozoa ...
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Phylum Rotifera ~2000 species Corona of ciliated cells Pseudoceolomic Central nervous system Complete gut Many species are female only Parthenogenetic Phylum ...
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http://manandmollusc.net/advanced_introduction ... http://www.weichtiere.at/scaphopoda/haupt.html http://members.shaw.ca/bcshells/mollusca.html ...
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... (Radiata): phyla Cnidaria Grade II (Bilateria): all other phyla Division A (Protostomia): Mouth is first opening Subdivision of Protostomes by coelom formation: ...
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Protostomes include flatworms, annelids and molluscs. Spiral cleavage ... Lophotrochozoan protostomes include annelid worms, molluscs, & some small phyla. ...
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AN INTRODUCTION TO ANIMAL EVOLUTION ECDYSOZOA Bilateral animals are divided into two clades Protostomes Deuterostomes Protostomes are themselves divided into two ...
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Chapter 25. INVERTEBRATES. COELOMATE PROTOSTOMES. Coelomate protostomes. include ... The best known of the invertebrates. 50,000 living species. 35,000 fossil species ...
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Recall that Bilateralia includes two great groups of organisms Protostomia and ... Beginning of organogenesis. Significant segmentation ...
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... protostome Table 33.2 Classes of Phylum Platyhelminthes Figure 33.10 Anatomy of a planarian Figure 33.12 Anatomy of a ... Nematoda Roundworms ...
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Adapted from Lesser Known Protostome Phyla. SICB 2001. J.R. Garey. Porifera Cnidaria Ctenophora Platyhelminthes Gastrotricha Gnathostomulida Cycliophora
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Coelom formation. PROTOSTOME: SCHIZOCOELY ... mesoderm lines the fluid filled coelom. endodermic gut is suspended in fluid. COELOMATES ...
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Outline The coelom Molluscs Bivalves Cephalopods Gastropods Annelids Arthropods Crustaceans Uniramians Chelicerates Echinoderms Advantages of Coelom Protostomes vs ...
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Phylum Mollusca Phylum Mollusca Protostomes Lophotrochozoan group Eucoelomates (coelomates) Phylum Mollusca Soft Bodied Shelled Some without Cephalization Sensory ...
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Three major protostomous eucoelomate phyla Nine minor phyla to consider Problematic Phyla Mixture of characters Where to put them Did segmentation evolve once or many ...
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Phylum Molluska. Over 50,000 species. Coelomate, Protostomes, Bilaterally symmetrical ... Cuttlefish and octopi may communicate by skin coloration. Cephalopod ...
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Cnidarians. Protostome Phyla. Deuterostome Phyla (except ... Sponge, Cnidarian. Ectoderm. Endoderm. spongocoel. Acoelomate. Mesoderm. 2-layered. Planarian ...
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... label page 661. protostome. deuterostome. anus. 3. Symmetry ... Deuterostome: anus is formed from the blastopore and the development of the mouth is secondary ...
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No respiratory or circulatory organs and requires diffusion ... Protostome with a coelom. Digestive tract includes a gut. Has a nerve cord and ganglia ...
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Title: Chapter 32 Author: sean reagin Last modified by: administrator Created Date: 5/13/2002 10:56:18 PM Document presentation format: On-screen Show
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Animals Introduction to Animal Evolution What is an Animal? Multicellular, heterotrophic, eukaryotes Cells lack cell walls, held together by structural proteins ...
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Chapter 32 Introduction to Animal Evolution
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Development Introduction Early Stages of Development Quiz part 1 Suites of Developmental Characters Quiz part 2
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Evolutionary Trends 1. Trends in Symmetry 2. Trends in Digestive Tracts 3. Trends in Body Cavities 4. Trends in Cephalization 5. Trends in Segmentation
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An introduction to animal diversity BY Carlos Paez
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Invertebrate Animals (MOST Animals -- 95%!) Animal Phylogeny Porifera (Sponges) Simple, ALMOST Colonial No Symmetry No Gut 2 Tissue Layers Acoelomate ( Spongocoel ...
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Anelida. 3 classes. Oligochaeta earthworms. Polychaeta ... Carnivorous. Retractable pharynx / mouth. BITE!! Eaten by hydroids etc. link in food chain ...
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BSC 2010L. INVERTEBRATES II. Principal Biological Concepts to Emphasize: ... you view '33A Characteristics of Invertebrates' on Student Media CD-ROM for review. ...
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Title: PowerPoint Presentation Last modified by: bferguson Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show (4:3) Other titles
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Principles of Development Chapter 8
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Animal Diversity (32) Animal Development (47)
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Now Three Domains and 6 Kingdoms. Conventional Classification of ... Hydra. sea pens. soft corals. 2 tissue layers: ectoderm, endoderm. sea anemones. jellyfish ...
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Animal Evolution I. Animal traits A. Heterotrophic B. Mobile C. Lack cell walls D. Possess nerve and striated muscle D. Reproduces sexually 1.
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Animals = invertebrates and vertebrates (95% of all animals are invertebrates) Animal Characteristics The bodies of animals are multicellular.
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Kingdom Animalia Animals are: Multicellular, with tissues and organ systems that perform specialized functions Eukaryotic, with no cell walls Heterotrophic
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Body Plan of Cnidarians. Nematocysts Capture Prey. Cnidarian Life Cycle ... Summary of Cnidarian Characteristics. Radial symmetry. ...
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The Kingdom ANIMALS Eukaryotic cells Multicellular Heterotrophic by ingestion External Fertilization vs Internal Fertilization a. Invertebrate Chordates: Tunicates ...
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... dinoflagellates key link in marine food webs UNIRAMIA Subphylum Uniramia (uniramians) centipedes, millipedes, insects terrestrial UNIRAMIA uniramous appendages: ...
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Animal Bauplan Symmetry and complexity Chapter 3: Animal Architecture * * * * * * * * * * * * III. Symmetry Radial symmetry: body parts organized about a center axis ...
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invertebrate survey lab spring 09 ...
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By definition, in true coelom- mesentery. tissue connects organs to body cavity wall ... Also, by definition coelom is fluid-filled body. cavity, found in ...
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Human Embryology. Fertilization. Fertilization- results in a zygote ... middle piece- contains mitochondria (make energy; ATP) ...
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Zoology Chapter 12 Mollusk Ms.K.Cox
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INTRODUCTION TO THE ANIMAL KINGDOM Common Patterns and Development in Animals What Are Animals? Animals are multicellular Eukaryotic Heterotrophic by ingestion ...
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Reproductive system is not well understood: Only female reproductive organs have been identified. ... Pigs become infected by eating grubs.
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Intro to Animal Diversity Chapter 32 Animalia General Notes 1.3 million species 300K plant species 1.5 million fungi 10 million bacteria Animals ARE heterotrophs ...
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Invertebrates Packet #77 Chapters 33 & 47 Introduction I Introduction II Invertebrates- Animals Without Backbones Ninety five percent of all known animals species are ...
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Animal gametogenesis and embryology (chapters 25, 32, 47) What is an animal? ... nervous and muscle tissues are unique. distinctive stages of development ...
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Title: 31.1 Animals are multicellular heterotrophs without cell walls. Some General Features of Animals Animals are multicellular heterotrophs that are diverse in ...
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Soft, sac-like body plan, two way digestion (with one opening mouth) ... head, thorax, abdomen, (or cephalothorax and abdomen), spiracles and tracheae, ...
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