Animal)
(Multicellular)
collagen
Animal)
1. (Level of cell organization)
2. Symmetry)
3. Body cavity or coelom)
4.
5. Digestive tract)
6. Segmentation)
1.
(Level of cell organization)
1.1 No true tissue)
1.2 True tissue)
1.2.1 2 Diploblastica)
2. Symmetry)
2.1 Asymmetry)
2.2 Radial symmetry)
2.3 Bilateral symmetry)
3.
Body cavity or coelom)
3.1 No body cavity or
acoelom) Body covering(from ectoderm)
Tissue-filled region(from mesoderm)
Digestive tract(from endoderm)
Acoelomate: Acoelomates such as flatworms lack a body cavity between the digestive tract and outer body wall.
3.2 Pseudocoelom)
PseudocoelomMuscle layer(from mesoderm)
Body covering(from ectoderm)
Digestive tract(from endoderm)
3.3 Eucoelom or coelom)
Figure 32.8a
Coelom
Body covering(from ectoderm)
Digestive tract(from endoderm)
Tissue layerlining coelomand suspendinginternal organs(from mesoderm)
Coelomate. Coelomates such as annelids have a true coelom, a body cavity completely lined by tissue derived from mesoderm.
4.
4.1 (Protostomia)
4.2 (Deuterostomia)
Anus
Anus
Mouth
Mouth
Mouth developsfrom blastopore
Anus developsfrom blastopore
Digestive tube
5. Digestive tract)
5.1
(Incomplete digestive tract)
5.2
Complete digestive tract)
6. Segmentation)
6.1
Superficial
segmentation)
6.2
Animal KingdomPhylum Porifera
Phylum Cnidaria
3 Phylum Platyhelminthes4 Phylum Nematoda
5 Phylum Mollusca 6Phylum Annelida
7 Phylum Arthropoda
8 Phylum Echinodermata
•
•
•
•
•
•
2
3 Class 1. Class
Calcarea2. Class
Hexactinellida3. Class
Demospongiae
•
• (radial symmetry)
•
•Nematocyst)
•
•Nerve net)
•
• 2
-Polyp)
-Medusa)
•
protonephridia)
•
•
•
hermaphrodite)
1.Class Turbellaria
2.Class Trematoda
3.Class Cestoda
Nematoda
•
•
• Bilateral symmetry)
•Pseudocoelomate animal)
•
•
•
• Nerve ring)
•
Longitudinal muscle)
•
•
31.
2.
3.
•
•
• coelom) •
•
•nephridium)
5 Class 1. Class Gastropoda
2. Class PolyPlacophora
3. Class Bivalvia
4. Class Scaphopoda
5. Class Cephalopoda
•
•
•
•
•
nephridia) 1
• hermaphrodite)
•
•
•
1. Class Oligochaeta
2. Class Polychaeta
3. Class Hirudinea
•
•
• 3
•3
•
• (Molting)
•
• Open circutory sysytem)
•
• 1
1
•
•
Trilobita
Xiphosura
Crustacea
Insecta
Arachnida
Chilopoda
Diplopoda
1 2 3 4 5
6 7 8 9 101
112
13
14
15Jigsaw
•
• 3
•
•
• water vascular system)
•
•
Class Ophiuroidea
•
Class Ophiuroidea
Class Holothuroidea
Class Crinoidea
• notochord
amphioxus
•
•
•
Protochordata
• Sub-Phylum Urochordata Notochord
Notochord
• Sub-Phylum Cephalochordata Notochord
Amphioxus)
Sub-Phylum Vetebrata
• Notochord
Class Cyclostomata Class Agnatha
Class Chondricthyes
Class Ostheicthyes
Class Amphibian
Class Reptilia
Class Aves Feather)
Class Mammalia
Mammal) Hair)