'Osteichthyes' presentation slideshows

Fish Morphology

Fish Morphology. Classification Scheme of the Vertebrates. Phylum Chordata Subphylum Vertebrata Class Agnatha Class Chondrichthyes Class Osteichthyes Class Amphibia Class Reptilia Class Aves Class Mammalia. Chordate Characteristics. Chondrichthyes (370). Placoderm

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8 The Water Column: Nekton

775 views • 49 slides

The Animal Kingdom

The Animal Kingdom . The Chordates Nancy G. Morris Volunteer State Community College. Phylum Hemichordata. Hemichordata (hemi = half; chordata= cord) acorn worm entirely marine adults show 3 of 4 basic characteristics: 1) pharyngial pouches 2) dorsal tubular nerve chord 3) tail

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PHYLUM CHORDATA

PHYLUM CHORDATA. Dorsal Notochord- long rod that supports the body-becomes the vertebrae in most. Dorsal Nerve cord- becomes the central nervous system. Pharyngeal gill slits- openings in the throat for feeding & breathing-becomes the Pharynx in humans.

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Taxonomy of fishes

Taxonomy of fishes. classification hierarchical grouping of organisms (used by Linnaeus,1758) taxonomy science of biological nomenclature (formal rules for use) systematics the study of relationships.

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Vertebrate Zoology: Chapter 1

Vertebrate Zoology: Chapter 1. The diversity, Classification and Evolution of vertebrates. Diversity. Numerous & diverse More than 50, 000 species Range in size from small fishes (0.5 g) to full mature whales (>100 000 kg) Habitats vary Deep oceans to top of the highest mountains.

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Chordates and Fishes

Chordates and Fishes. Chordate Characteristics. Characteristics of Chordates A chordate is an animal that in some stage of development has: Notochord - dorsal rod of specialized nerves A dorsal hollow nerve cord- tube just above the notochord

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Chordates and Fishes

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 nerve chord- hollow tube just above the notochord Pharyngeal pouches- small out pockets of the anterior gut

530 views • 28 slides

Chordates and Fish

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 nerve chord- hollow tube just above the notochord Pharyngeal pouches- small out pockets of the anterior gut

426 views • 21 slides

Chordates and Fish

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 nerve chord- hollow tube just above the notochord Pharyngeal pouches- small out pockets of the anterior gut

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The living fossils: coelacanth

The living fossils: coelacanth. Celeste Thomas Department of biodiversity and conservation biology University of the western cape Private bag x17 Bellville 7535 2324851@uwc.ac.za. The coelacanth classification are as follows. Kingdom: animalia Phylum : chordate

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Fish

Fish. Miranda Miller Gabreal Preisendorfer Period 3. General Information. Fish are water dwelling creatures Fish are vertebrates and breathe using gills There are more than 24,000 species of fish Fish first appeared 500 million years ago. Characteristics. Bony fish have bony skeletons.

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Unit 8 Vertebrates

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Vertebrates: Part I

Vertebrates: Part I. Fishes & Amphibians. Fishes. Live in freshwater or saltwater Bone or cartilage protects brain & spinal cord Gills for respiration Mostly external fertilization. Classes of Fishes. Agnatha (Jawless Fish) Lampreys Chondrichthyes (Cartilaginous Fish) Sharks, rays

316 views • 7 slides

Vertebrates: Part I

Vertebrates: Part I. Fishes & Amphibians. Fishes. Live in freshwater or saltwater Bone or cartilage protects brain & spinal cord Gills for respiration Mostly external fertilization. Classes of Fishes. Agnatha (Jawless Fish) Lampreys Chondrichthyes (Cartilaginous Fish) Sharks, rays

208 views • 7 slides