animal body plans. major body plan characteristics of animals symmetry primary germ layers gut...
TRANSCRIPT
Major Body Plan Characteristics of Animals
Major Body Plan Characteristics of Animals
• Symmetry• Primary Germ Layers• Gut Organization• Body Cavity• Segmentation• Skeletal Systems• Circulatory Systems• Appendages• Coloniality
SymmetrySymmetry
• Asymmetry
• Radial Symmetry
• Bilateral Symmetry
• Asymmetry
• Radial Symmetry
• Bilateral Symmetry
Primary Germ LayersPrimary Germ Layers
• None• Diploblastic• Triploblast
• None• Diploblastic• Triploblast
Mesoderm
EctodermEndoderm
gut
The Formation of
Primary Germ Layers
The Formation of
Primary Germ Layers
Germ Layer PatternsGerm Layer Patterns
Ectoderm
Endoderm
gut
Diploblastic
Diploblastic- two germ layersDiploblastic- two germ layersPhylum CnidariaPhylum Cnidaria
Germ Layer PatternsGerm Layer Patterns
acoelomate
Triploblastic: 3 germ layers
Mesoderm
EctodermEndoderm
gut
• No Gut
• Blind Sac Gut
• Complete Gut
Gut OrganizationGut Organization
No GutNo GutSponges
Phylum PoriferaSponges
Phylum Porifera
No GutNo GutSponges
Phylum PoriferaSponges
Phylum Porifera
Blind Sac GutBlind Sac GutPhylum CnidariaPhylum Cnidaria
Complete GutComplete Gut
• Acoelomate
• Eucoelomate
• Pseudocoelomate
Body CavitiesBody Cavities
AcoelomateAcoelomate
EucoelomateEucoelomate
PseudocoelomatePseudocoelomate
SegmentationSegmentation
SegmentationSegmentationCentipede
Phylum ArthropodaCentipede
Phylum Arthropoda
SegmentationSegmentation
HeadThorax
Abdomen
Walking legs
Mouthparts (feeding)
Pincers (defense)
Antennae (sensory reception)
Cephalothorax
LobsterPhylum Arthropoda
LobsterPhylum Arthropoda
Swimming Appendages
SkeletonSkeleton
Hydrostatic SkeletonHydrostatic SkeletonSea Anemone
Phylum CnidariaSea Anemone
Phylum Cnidaria
Hydrostatic Skeleton
Hydrostatic Skeleton
EarthwormPhylum Annelida
EarthwormPhylum Annelida
ExoskeletonExoskeleton
ChitonPhylum Mollusca
ChitonPhylum Mollusca
ExoskeletonExoskeletonStony Coral
Phylum CnidariaStony Coral
Phylum Cnidaria
EndoskeletonsEndoskeletonsVertebrates
Phylum ChordataVertebrates
Phylum Chordata
Circulatory SystemsCirculatory Systems
Circulatory SystemCirculatory System
• None (simple diffusion)
• Body Cavity Circulation
• Closed Circulatory System
• Open Circulatory System
No Circulatory SystemNo Circulatory SystemComb Jelly
Phylum CtenophoraComb Jelly
Phylum Ctenophora
Circulation in a Moon JellyfishCirculation in a Moon JellyfishPhylum CnidariaPhylum Cnidaria
Closed Versus Open Circulatory SystemsClosed Versus Open Circulatory Systems
Nervous SystemsNervous Systems
Types of Nervous SystemsTypes of Nervous Systems
ColonialityColoniality
ColonialityColonialityCoral
Phylum CnidariaCoral
Phylum Cnidaria
ColonialityColonialitySea Fan
Phylum CnidariaSea Fan
Phylum Cnidaria
ColonialityColoniality Man-of-War
Phylum Cnidaria Man-of-War
Phylum Cnidaria
Polymorphism in the Portuguese Man- of-War
Polymorphism in the Portuguese Man- of-War