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Non-Coelomate Animals Porifera Simplest metazoan Cell level of organization Few cell types No true tissues Feed on material suspended in water Motile as larva ...
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Crustaceans. Most crustaceans have two pairs of antennae, three types of ... Decapod Crustacean. 28. Crustaceans. Terrestrial and freshwater crustaceans ...
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Mollusks are second in diversity only to arthropods ... Ampulla = Muscular sac for tube feet control. 64. Echinoderm Body Plan. 65. Echinoderm Body Plan ...
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increase in body size possible (follows from 1) storage area for organs, separates organs from gut ... http://sorrel.humboldt.edu/ ~els15/Zoo314.html ...
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KEY ANNELID FEATURES. segmentation, with segments clearly separated by septa ... metanephridia - excretion in annelids. from: Jan A. Pechenik (2000) Fig. 13.2 ...
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Phylum Arthropoda Likely evolved from Annelids Common characteristics 1. Invertebrate 2. Bilateral symmetry 3. Coelomate 4. Exoskeleton Exoskeleton 5.
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patterns of organization 1. asymmetrical, radial, or bilateral 2. unicellular, diploblastic, or triploblastic 3. acoelomate, psuedocoelomate, or coelomate
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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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Terebratella Internal Anatomy. coelomic channel. and gonad. brachium. abductor muscles. mantle cavity. lophophore. lophophore tentacles ...
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Phylum Annelida (Segmented Worms) 15,000 Annelid species Bilaterally symmetrical coelomates Coelomes divided into partitions by septa Inhabit marine, fresh water ...
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Phylum Annelida (Segmented Worms) 15,000 Annelid species Bilaterally symmetrical coelomates Coelomes divided into partitions by septa Inhabit marine, fresh water ...
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PLATYHELMINTHES & NEMATODA. The answers will be shown when you click the mouse so ... Label the coelom types. Acoelomate Pseudocoelomate Coelomate. Fill in the blanks ...
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Phylogeny of some lophotrochozoan worms Annelida Sibloglinidae Polychaeta Sipuncula Nemertea feeding structure coelomic cells
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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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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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Ashwell and Morell 1960s and 1970s. Rapid clearance of desialylated, radioactive ... Lectin BRA-2 (coelomic fluid of acorn barnacle Megabalanus. rosa) ...
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... even though they don t have coeloms Nematoda Note that body cavity is not contained within mesoderm Note body cavity is contained within mesoderm A body ...
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Cartilaginous and bony fish. Coelomate w/ endoskeleton. Vertebrates ... Anura (frogs and toads) Long hind legs w/ smooth moist skin (frogs) ...
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E13 gonads. Albrecht & Eicher, 2001. Testis. Coelomic. bloodvessel. PGC differentiation ... RA. CYP26B1. mesonephros. gonad. meiotic entry PGCs. RA. no CYP26B1 ...
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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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Chapter 32 Introduction to Animal Evolution
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Animal Kingdom Pt 3 Dr. James Whitfield
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Phylum Annelida Phylum Annelida little ring Segmented worms 15,000 species Marine worms freshwater worms terrestrial worms Leeches worldwide distribution Soft ...
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Rotifers are one example small, aquatic filter feeders. Males need not apply. ... Hirudinea Leeches. Related to Oligochaetes, they suck blood. Once used ...
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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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... Class Polychaeta Class Oligochaeta Class Hirudinida Polychaeta is a paraphyletic class because ancestors of the clitellates arose from within it.
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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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... the fusion and specialization of formerly metameric segments Class Polychaeta Many are filter-feeders with specialized structures Class Polychaeta Many are ...
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Title: Slide 1 Author: Dana Last modified by: MIS Created Date: 10/16/2003 10:36:33 PM Document presentation format: On-screen Show Other titles: Arial Lucida Sans ...
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Animals: The Invertebrates Chapter 25
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Earthworm Excretory system http://image.tutorvista.com/content/excretion-and-osmoregulation/earthworm-cross-section.jpeg New Vocabulary Coelom Body cavity, ...
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Attach to substratum by secretions from an adhesive sac, then metamorphose to adult form. New colonies begin from this single metamorphosed primary zooid, ...
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Title: PowerPoint Presentation Last modified by: dy Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles
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Fig. 32-2-3 Zygote Cleavage Eight-cell stage Cleavage Blastula Cross section of blastula Blastocoel Gastrulation ... Cleavage (b) Coelom formation Coelom Key Ectoderm ...
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Polyzoa and Kryptozoa Chapter 15 * * * * * * * * Lophophores Phylogenetic evidence indicates that lophophores evolved more than once. Lophophores have a crown of ...
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Phylum Annelida Learning Outcomes Students should be able to: Describe the unifying characteristics of members of phylum annelida Describe how annelids carry out ...
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KINGDOM ANIMALIA Characteristics of Animals 5. Segmentation Segmentation refers to the repetition of body parts that contain similar structures along the length of ...
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Bilateral Symmetry mirror images found ... especially the sessile sea-lilies and in annelids known as feather-dusters, etc. ... Annelid worms. Series Circuit ...
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Asymmetry: without symmetry, no pattern to the body plan. Body ... Example: hydra, starfish. Bilateral Symmetry: Can be divided down the middle into two almost ...
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Title: Major Divisions of Life Author: kmcghee Last modified by: John Taylor-Lehman Created Date: 8/24/2003 7:39:20 PM Document presentation format
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groove or gutter on proboscis with cilia for feeding (& produce mucus to trap food) ... retractable anterior introvert with tentacles & mouth ...
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Motile during some stage of their life ... platypus. marsupials. kangaroo. placentals. bat, rabbit, dog, cattle, whale, human ...
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e.g. flatworms, annelids, mollusks, arthropods. Deuterostomes ... Proboscis cavity. Nematoda. Organ System. Bilateral. No. Pseudocoelom. Annelida. Organ System ...
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BODY SEGMENTED WITH INTERNAL SEPTA. HYDROSTATIC SKELETON ... LEECH. ECTOPARASITE. ANTERIOR AND POSTERIOR SUCKERS. PARAPODIA AND SETAE ABSENT. MEDICINAL USES ...
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An Introduction to Animal Diversity and Invertebrates By Genetically Superior
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... space How did it happen Flatworms Outcomes New environment is available to the creatures Ecologically speaking, bioturbation. aeriation Why a coelom?
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lecture 6 general medicine_3rd semester development of urinary system and overview of its congenital malformation development of reproductive system: indifferent stage
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... Classes Class Polychaeta Class Clitellata Sublass Oligochaeta Subclass Hirudinea Class Polychaeta poly = many; chaeta = bristles Mostly marine Example: ...
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Body Plan of Cnidarians. Nematocysts Capture Prey. Cnidarian Life Cycle ... Summary of Cnidarian Characteristics. Radial symmetry. ...
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chapter 33 invertebrates
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KINGDOM ANIMALIA General Characteristics of Animals KINGDOM ANIMALIA: 10 PHYLA Porifera Cnidaria Rotifera Platyhelminthes Nematoda Annelida Mollusca Arthropoda ...
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Klas Mammalia Hairy bodies, mammary glands, endothermic, pinnae Echinodermata Invertebrates in ecosystems Plant grazers Decomposition and recycling Invertebrata in ...
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Coelom: Fluid-filled body cavity lined by cells from the mesoderm In mammals it forms the peritoneal, pleural and pericardial cavities Acoelomate Pseudocoelomate ...
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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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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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Coelom: Fluid-filled body cavity lined by cells from the mesoderm In mammals it forms the peritoneal, pleural and pericardial cavities Acoelomate Pseudocoelomate ...
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