http___www.yorku.ca_spk_animals2009_2030lecture13

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1 Thursday Nov 5 th – 2 to 4 PM Extended Office Hours VIEWING MIDTERM EXAM Friday Nov 6 th – 2 to 4 PM Tuesday Nov 10 th – 1:30 to 2:30 PM Today Nov 3 rd – 2 to 3 PM * * * Drop deadline, Nov 6 th * Lecture 13 - 1 OUTLINE Phylum Arthropoda I Animal Diversity 5 th Ed. Chapter 13, Pages 235 - 278 4 th Ed. Chapter 12, Pages 219 - 260 2. Body Form and Function 1. Introduction - exoskeleton - musculature 3. Gas Exchange 4. Circulatory System Lecture 13 - 2
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2 - at least 75% of all animal species described are arthropods Phylum Arthropoda Mollusca Annelida Arthropoda 7-8 12 3 up to 80 23 30 2400 54 500 ~ 1 100 000 ~ 16 500 ~ 93 000 INTRODUCTION Class Order Family Species Subphylum 0 5 0 Lecture 13 - 3 INTRODUCTION % representation of living arthropod groups *Insecta Subphylum Crustacea (~ 6%) Subphylum Chelicerata (~ 5.5%) *Subphylum Hexapoda Subphylum Myriapoda (~ 1%) Lecture 13 - 4
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3 Phylum Arthropoda Subphylum Chelicerata Class Merostomata (e.g. horseshoe crabs) Class Pycnogonida (e.g. sea spiders) Class Arachnida (e.g. spiders, scorpions etc.) INTRODUCTION Subphylum Crustacea Class Branchiopoda (e.g. daphnia) Class Maxillopoda (e.g. barnacles) Class Malacostraca (e.g. lobsters, crabs etc.) Class Insecta (e.g. insects) Subphylum Myriapoda Class Diplopoda (e.g. millipedes) Class Chilopoda (e.g. centipedes) Subphylum Hexapoda Lecture 13 - 5 Phylum Arthropoda Subphylum Chelicerata INTRODUCTION Subphylum Crustacea Subphylum Myriapoda Subphylum Hexapoda Lecture 13 - 6
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This note was uploaded on 05/17/2010 for the course BIOL 2030 taught by Professor Kelly during the Spring '08 term at York University.

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