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Marine Fishes Part 1: Jawless & Cartilaginous Fishes
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II) Fish. A) Agnatha: jawless fish. 1) suction mouth. 2) notochord remains. a)lack bony skeleton cartilage. 3) ex. lamprey and hagfish *
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1st Fish were jawless Devonian Period -
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FISHES There are 3 main groups of fish: Agnatha jawless fish Chondrichthyes cartilaginous fish Osteichthyes bony fish Agnatha (without jaws) A ...
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Chapter 41: Fishes 41-1 Introduction to Vertebrates 41-2 Jawless Fishes, Sharks, and Rays 41-3 Bony Fishes (E) Nervous System Brain, spinal cord, peripheral nerves ...
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Phylum Chordata Invertebrate Chordates Ex. Tunicates/Sea Squirts Ex. Lancelet Fishes Ectotherms (cold-blooded) Lay eggs without a shell External fertilization Jawless ...
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Fishes Section 30.1 Animal Classification Classes of Fishes Superclass Agnatha jawless fish Hagfish feed on dead or dying fishes Lampreys use suckerlike mouths to ...
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Jawless Fishes Lampreys and hagfishes both lack vertebrae and have notochords as adults Lampreys are filter feeders as larvae and parasites as adults Hagfishes have ...
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SHARK. Answer to Question. 2. Explain how jawless and cartilaginous fish take in food. Jawless fish are parasites that attach to other fish. Cartilaginous fish ...
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... nerve chord Subphylum Vertebrata dorsal backbone made of cartilage or bone Classes Agnatha Chondrichthyes Osteichthyes Class Agnatha jawless Do not ...
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... notochord Central part of nervous system A hollow tube made up of neurons Extends entire length of amphioxus and jawless fishes Always dorsal to notochord ...
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... The jawless fishes Some Agnathans Osteichthyes: The bony fishes Some Osteichtyhes Anatomy of a bony, ray-finned fish Class Reptilia: ...
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HORSE SHOE CRAB. Classification: Phylum- Arthropod. Scientific Name: Limulus polyphemus ... Although most arthropods have mandibles, horseshoe crabs are jawless. ...
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Include Jawless ostacoderms and Hyperoartia (Lamprey) Most part of a Superclass Gnathostomata ... Lamprey (agnathas) Marine and freshwater. Prey on other fish ...
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Marine Vertebrates: Fishes (part 2) Fishes Phylum Chordata Subphylum Vertebrata 3 Classes: Class Agnatha (jawless fishes) Class Chondrichthyes (cartilaginous fishes ...
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... Ichthyology ~26000 species of fishes 85 jawless species 850 cartilagenous species 25000 bony species ~200 new species described per year!
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Icthology study of fish Phylum Chordata Subphylum Vertebrata Superclass Agnatha (jawless) Class mixini hagfish Class cephalaspidomorphi lamprey Subphylum ...
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REDUCED BONE IN SHARKS, ETC. Have buoyancy problems since ... Basking Shark. GILLS & LUNGS. GILLS. LUNG. CLASS SPLIT INTO. 3 GRADES. Gills? Lung? Jawless X ...
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REDUCED BONE IN SHARKS & RELATIVES. GAIN OF BONE BY EARLY ... Basking Shark. GILLS & LUNGS. GILLS. LUNG. CLASS SPLIT INTO. 3 GRADES. Gills? Lung? Jawless X ...
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A chordate is a member of the Phylum (remember- just under Kingdom) ... Lamprey is an example of an Agnatha they are jawless fish. Development of Hinged Jaw ...
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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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Fishes, Amphibians, Reptiles Lamprey is a jawless fish (has a back bone); a leech is an Annelid or segmented worm. * What are the differences between rays (left) and ...
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ACORN WORMS. LANCELET. SEA SQUIRTS. FISH. JAWLESS. CLASS AGNATHA. FISH. CLASS CHONDRICHYTHES ... IN THE NEXT FOUR WEEKS WE WILL TAKE AN IN-DEPTH LOOK AT EACH OF ...
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Title: PowerPoint Presentation Subject: Castro
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... male seahorse The heyday of the amphibians ended because climate change How do adult amphibians typically get their food? carnivores What part of the frog and ...
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LECTURE 4: PALEOZOIC ERA Cambrian/Ordovician Periods
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Cooler climate caused more tropical species to go extinct ... Ray-finned fish. Coelacanths. Coelacanth distribution. Lungfishes. How to make a leg out of a fin ...
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The shark is a cartilage fish. ... The Shark is a cartilage fish that inhabits marine environments. Click here to return to Fish: ...
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Marine Fishes Chapter 12 Bony Fishes! More than 95% of all fish on Earth belong to the class Osteichthyes (meaning bony fishes) These fish have a skeleton of bone ...
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1.1 Intro to fishes, Intro to Biology, Ecology 1.2 History of ichthyology Mayan pyramid at Calakmul, Yucat n -- 2000 The American Society of Ichthyologists ...
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Fishes and Amphibians Chapter 26-2 ...
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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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Tunicate notochord. 4Trademarks. of Phylum Chordata. 3. Pharyngeal Gill Slits. or Pouches ... Blue Bell tunicate. Subphylum Cephalochordata. Lancelets (Amphioxus) ...
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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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Who, What, When, Where, Why, and How of Fish and Other Vertebrates Who studies FISH? What are: oviparous, viparous, ovoviviparous? What are adaptations fish possess ...
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Chapter 34 Phylum Hemichordata- Acorn Worms Have three body regions: proboscis, collar, and trunk Have both a ventral and dorsal nerve cord anterior portion of dorsal ...
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Vertebrates are Animals with a backbone Chordate What are they- An animal that has, for al least some stage of its life, a dorsal hollow nerve cord; a notochord ...
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Chordates and Vertebrates At one time in their development ALL chordates have: Notochord flexible, rod-like structure along the back of the organism
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... and unpaired fins Hagfish live in oceans Lampreys live in freshwater Hagfishes Bottom-dwellers in cold marine ... fish provides parental care ...
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FISHES Bio II Rupp GANOID SCALES CTENIOD SCALES CYCLOID SCALES PLACOID SCALES Typical in sharks FISH MUSCULATURE Myomeres-segments of the muscle Myospeta division ...
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Title: A View of Life Author: Valued Gateway Client Last modified by: kjones Created Date: 12/9/2002 2:36:15 AM Document presentation format: On-screen Show
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Metazoan Invertebrates. Mollusca. Gastropods. Shell and viscera twisted 180 ... Metazoan Invertebrates. Arthropoda Trilobites. Swimming or crawling arthropods ...
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Evolution in the Animal Kingdom Review Correct your own worksheet Study this for your test There will be questions similar to these 1. What s the difference between ...
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Complex Animals
- Complex Animals Animals are spilt into two major groups: Vertebrates Invertebrates
Complex Animals Animals are spilt into two major groups: Vertebrates Invertebrates
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Viviparous (a few sharks) Young born alive. Class Agnatha. Cartilagenous ... Sharks. Jaws not attached to brain case. Can protrude during attack ...
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Cartilage skeleton, parasitic fish. Class Chondrichthyes - sharks. Cartilage skeletons. Class Osteichthyes - bony fish. Skeletons made of bone ...
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Lampreys. circular mouth, no tentacles. filter feeders, or ... Life cycle of sea lamprey. Adult parasitic, feeding stage ... Sea lamprey in the Great Lakes ...
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Nonvertebrate Chordates, Fishes, and Amphibians Biology I: Chapter 30 CHORDATES Chordates Phylum Chordata Fishes, amphibians, reptiles, birds and mammals Four key ...
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Title: PowerPoint Presentation Subject: Castro
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Figure 34.2 Echinodermata Cephalochordata ANCESTRAL DEUTEROSTOME Chordates Urochordata Notochord Myxini Craniates Common ancestor of chordates Petromyzontida
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Nonvertebrate Chordates, Fishes, and Amphibians Biology I: Chapter 30 CHORDATES Chordates Phylum Chordata Fishes, amphibians, reptiles, birds and mammals Four key ...
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All vertebrates possess an embryological material known as NEURAL CREST. ... Dipnoi (lungfishes) Crossopterygii ... A lungfish. Eusthenopteron ...
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... sharks, skates and rays Class Actinoptergii Means ray-finned fish ex. Bass, perch, ...
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