Simple triploblasts- flatworms and others Flashcards
Three features of the phylum Byrozoa?
e.g. plumatella
MOSS ANIMLS
Use lophophores to catch food
Through gut with anus
What are 3 features of protostomes?
FIRST MOUTH
Bilaterally symmetrical
Divided in early evolution into lophotrochozoa and ecydysozoa
Anterior Brain
Three features of the phylum Brachipoda?
ARM FOOT
Feed with motile lophophore
Two part hinged shell
Trocohphore larave settle and develop into animals
Three features of the phylum Rotifera?
WHEEL BEARERS
Move by beating cilia
Food ground in gut by MASTAX
Some reproduce parthenogenetically
Three features of platyhelminthes?
FLATWORMS
Parasites
excretory organs called protonephridia
Triploblastic
Three examples of platyhelminthes
Dugesia, schistosoma, Taenia
The four classes of platyhelminthes
FLATWORMS
turbellaria, trematoda, cestoda, monogenea
Three features of turbellaria
predators
swim by muscular undulations
sense organs
Three features of Trematoda
FLUKES
generate lots of offspring
Can have intermediate and definitive host
Can alter hosts behaviour
Three features of cestoda
TAPEWORM
No gut, absorb nutrients through gut
Scolex attaches to host gut lining
Proglottids