(2) orgins of Eukaryotic Diversity

Supergroup: Archaeplastida

Clade2: Charophyta

• similar to higher plants in color

• Pigment: chlorophyll A and B

• Closest land animal relatives

Supergroup: Unikonts

• single flagella

• Lobed or tube shaped pseudopodia

• Fusion of 3 genes

Supergroup: Unikonts

Clade1: Amoebozoans

• Pseudopods used for movement and feeding

• Classification: slime molds

Supergroup: Unikonts

Clade3: Plasmoidial Slime Molds

• Coenocytic Hyphae

• Feeding stage is single mass of cytoplasm with many nuclei (Diploid)

Supergroup: Unikonts

Clade3: cellular Slime Molds

• Septate hyphae

• Feed like individual amoebas

• Aggregate to breed or during stress

Supergroup: Unikonts

Clade2: Gymnamoebas

• Naked (no test)

• Feed using phagocytosis

Supergroup: Unikonts

Clade2: Entamoebas

• Parasitic or commensal

• Picked up in contaminated water or food

Supergroup: Unikonts

Clade1: Opisthokonts

• Unicellular and multicellular with ties to fungi and animals

• Posterior location of flagellum

Supergroup: Unikonts

Clade1: Opisthokonts (2)

• Classification

  • Nucleariids

  • Fungi
  • Choanoflagellates

• • Animalia

Supergroup: Unikonts

Clade1: Opisthokonts

Clade2: Nucleariids

• unicellular

• Contain a posterior flagella

• Temporary pseudopods

• Feel on algae and bacteria

Supergroup: Unikonts

Clade1: Opisthokonts

Clade2: Choanoflagellates

• unicellular or colonial

• Most are suspension feeders