kingdom animalia: invertebrates · subphylum chelicerata subphylum crustacea. subphylum myriapoda...
TRANSCRIPT
Kingdom Animalia: InvertebratesCHAPTERS 32-38
Kingdom Anamalia Characteristics
Multicellular, heterotrophic
Lack cell walls
Movement
Nervous system
Mostly sexual reproduction
Three types of body structure
No Symmetry
Radial Symmetry
Bilateral Symmetry
Invertebrates
Invertebrate: animals without a backbone
Brainpop
SPONGESPhylum Porifera First multicellular
Asexual reproduction
Sessile (don’t move)
*No symmetry (asymmetrical)
JELLYFISHPhylum Cnidaria
First tissues, radial symmetry, sexual reproduction
FLATWORMSPhlyum Platyhelminthes
Bilateral symmetry
Beginnings of cephalization (having a head)
Open circulation
MOLLUSKSPhylum Mollusca Closed circulatory system
All have mantle
SEGMENTED WORMSPhylum Annelida
segmentation
ARTHROPODSPhylum Arthropoda
Segmentation with appendages
Exoskeleton made of chitin
High degree of cephalization
Compound eyes
Subphylum Chelicerata
Subphylum Crustacea
Subphylum Myriapoda
Subphylum HexapodaClass Insecta
ECHINODERMSPhylum Echinodermata
First deuterostomes (true body cavity)
Adult radial symmetry