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See figure 3-6. Lamprey- Vertebrate Ectoparasites ... Weeland canal around Niagra falls ! Lamprey Control: Exploiting basic natural history ...
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Protochordates include Urochordates = Tunicates = Sea squirts (See figure 2-2 in text) Underappreciated beauty of tunicates Notochord Dorsal hollow nerve cord Pharynx ...
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Comparative Anatomy ... limbs of fishes and marine mammals Parallelism ... notochord and nervous system disappear Resembles invertebrate Both urochordates ...
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Vertebrate Evolution and Diversity Phylum Chordata Subphylum Urochordates Subphylum Cephalochordates Subphylum Vertebrates Lancet Tunicate
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B.J. Swalla, Univ. of Washington, http://faculty.washington.edu/bjswalla/ Urochordates ... link, WU-STL Tip Sheet, http://news-info.wustl.edu/tips/2002/science ...
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Classification General Features. Basic Unit of Classification = Species. Biological Species Concept = a group of similar-looking individuals capable of ...
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... dolphins and whales Humpback Whale Bottlenose Dolphin Marine Mammals There are 3 ... sea otters and polar bears Beluga Whale * Class Chondrichthyes ...
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Phylum Chordata Tunicates Amphioxus * Phylum Chordata Phylum Chordata * Phylum Chordata Included are 48,000 species the majority of which are vertebrates 1,400 ...
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Non-vertebrate Chordates, Fishes, and Amphibians Chapter 30 Phylum Chordata Contains three sub-phyla: Vertebrata Urochordata Cephalochordata All chordates at some ...
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Title: No Slide Title Author: Derek girman Last modified by: Derek Girman Created Date: 7/6/2000 7:18:50 PM Document presentation format: On-screen Show
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Introduction to Chordates ... Chordates
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Biology 340 Comparative Embryology Lecture 6 Dr. Stuart Sumida Introduction to Embryology of Chordata Cephalochordata Amphioxus ...
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Endoskeleton An internal skeleton built of bone or cartilage Vertebrate Classes Agnatha Chondrichthyes Osteichthyes Amphibia Reptilia Aves Mammalia Class Agnatha ...
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Crinoidea (sea lilies) Asteroidea (starfishes) Ophiuroidea (brittle stars) Echinoidea (sea urchins) Holothuroidea (sea cucumbers) ...
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Chapter 25: Vertebrate Diversity
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Chapter 25: Vertebrate Diversity Three Groups of Amphibians Caecilians Are legless, burrowing amphibians that live in the tropics. There are 160 species ranging in ...
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Includes: diatoms, dinoflagellates, larvae, jellyfish, bacteria. ... Megaplankton ( 2,000 m) includes jellyfish, ctenophores, Mola mola ...
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Lampreys and hagfish are the only agnathans (jawless fish) that are not extinct today ... http://io.uwinnipeg.ca/~simmons/16cm05/1116/34-09a-Lamprey.jpg ...
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Phylum Cnidaria General Characteristics They are radially symmetrical; ... Ancylostoma ( Hook worm) Annilida : Annullus: little ring Triploblastic, ...
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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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2 tissue layers: ectoderm, endoderm. sea anemones. jellyfish 'Worms' - 3 tissue layers. ectoderm, mesoderm, endoderm. Phylum Brachiopoda ('arm foot' ...
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Class Amphibia - amphibians - salamanders, frogs, caecilians (legless animals that burrow) ... Most amphibians rely heavily on moist skin to carry out gas ...
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Included are 48,000 species the majority of which are vertebrates ... The notochord is contractile, formed as a longitudinal series of flattened discs ...
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Phylum Chordata Charactertistics of Chordates All chordates possess a notochord. Long felxable rod between gut & nerve cord Runs most of length of animal
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presented and prepared by sadia khurshid lecturer zoology department da college for women,phase viii phylum chordata (protochordates ...
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Animal Kingdom Pt 4 Dr. James Whitfield, Ph.D.
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Title: PowerPoint Presentation Author: GES GES Last modified by: Coast Tsimshian Academy Created Date: 11/5/2002 12:14:22 AM Document presentation format
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Define the major branches of the phylogeny by the evolution of the following traits: ... (class Chondrichthyes): Great white shark (top left), silky shark (top right) ...
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One of these types of animals gave rise to vertebrates, ... Gnathostomata is subdivided into Pisces with fins and Tetrapoda, usually with two pair of limbs. ...
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Chapter 34 The Origin and Evolution of Vertebrates
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Chordates and Fishes Characteristics of Chordates A chordate is an animal that in some stage of development has: Notochord- dorsal rod of specialized nerves A dorsal ...
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Evolution of the Animal Body Plan Part 2 Chordates and Vertebrates E. Q. How has the chordate body plan evolved over time to better suit these animals to their
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Larger Zooplankton. Copepods. Crustaceans. 0.5 to 10 mm. Feed by creating ... zooplankton in ... mucus--useful in capturing zooplankton. Meroplankton ...
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... be drawn over gills by fins Have Swim bladder Gas content can be manipulated allowing for changes in bouyancy Bluefish Class Amphibia First vertebrates to ...
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Invertebrates. Rachel Reed & Erin Baxter. Importance. 95-99% of all ... Diet: mix of live and dead invertebrates, dead pinky mice, day old chicks, adult ...
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Chordates and Fish Characteristics of Chordates A chordate is an animal that in some stage of development has: Notochord- dorsal rod of specialized nerves A dorsal ...
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Nekton: strong swimmers- whales, fish, squid. Plankton: animal/plants that drift in water. The have little control over their movement. ...
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Review for Lab Practical II
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Attempt at Problem Statement We are working in Tier I with mechanisms Are mechanisms similar or dissimilar across phyla, species, classes, etc.?
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* Class Amphibia Class Reptilia Class Aves Class Mammalia Oldest class of tetrapods 4000 extant species of frogs, ...
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To introduce you to several characteristics found in animals and the range of ... Pisces (fishes) Amphibia frogs newts etc (smooth skin) Reptiles lizards ...
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Phylum Chordata Tunicates Amphioxus * Phylum Chordata Phylum Chordata * Phylum Chordata Included are 48,000 species the majority of which are vertebrates 1,400 ...
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Vertebrate Biology Lecture Notes The Phylum Chordata Vertebrates belong to the Phylum Chordata - these are animals that, at one stage or another of their life ...
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Osteichthyes-bony fish Fishes are the most numerous of all vertebrates and most widespread in their distribution * Adaptations of Fishes Swimbladder ...
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Cambrian to Early Carboniferous. Dominant planktonic animal in Paleozoic ... Cambrian to Early Carboniferous, but never a major part of fauna. Planktonic larvae ...
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DIMAR, UMR 6540 CNRS-Universit de la M diterran e, COM, Luminy, Case ... Latz et al. 1994 : utilisation d'un appareil de Couette. Cylindre ext rieur qui tourne ...
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Name the three classes of fish. What are Classes Agnatha, ... Tell me three well developed senses a shark has. ... What is a salamander, a frog and a toad? ...
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Introduction to Chordates Chapter 15 * * * * * * * * * * * * * * * * * * * * * * * * Basics Bilateral symmetry Segmented body Three germ layers Well-developed Coelom ...
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Vertebrae Evolution & Diversity
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Chordates Chapter 23 * * * * * * * * * * * * * * * * * * The Origin of Vertebrates Vertebrates evolved at least 530 million years ago, during the Cambrian explosion.
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(most obvious in: sea urchins, amphibians, ascidians) ... Amphibian development: Xenopus laevis. Animal hemisphere (pigmented in some species) ...
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... stage or another of their life cycle possess the following three characteristics: ... Pisces. Superclass. Tetrapoda. Anamniotes. Amniotes ...
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Read chapter 2 of the text Phylum Chordata The chordates are a group of particular interest to us as we belong to it, being members of the subphylum Vertebrata.
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Species may be selected individually from an alphabetical list ... Limulus and the fruit fly, Drosophila, differ by a single translocation of a ...
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Bioinformatic analysis of the beta-secretases, BACE1 and BACE2: integrating ... The Genomic Neighbourhood of Zebra fish (Danio) BACE1 & 2. BACE1. T-box. Apo A. BACE2 ...
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