Taxonomy: Protozoa, Parazoa, Metazoa

-Motile
-Heterotropic
-Unicellular eukaryotes
Protozoa
Protozoa
-Cellular and acellular slime molds
Amoebazoa + Mycetozoa
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Protozoa
Ex. Giardia
Pathogenic Flagella
Protozoa
-Free-living
-Pseudopodia
Ex. Rhizaria
Amoeboids
Protozoa
-Plant-like photosynthesis
-Chloroplasts
-1-2 flagella
Ex. Euglena
Phytoflagellates
Protozoa
-Membrane bound sacs called alveoli
Alveolates
Protozoa; Alveolates
-Sporozoa
-Endoparasites
-“Apical Complex”
Phylum Apicomplexa
Protozoa; Alveolates
-Ciliates
-Coordinated beating of cilia
-Some rigid shells
Ex. Paramecium, Vorticella, Stentor
Phylum Ciliophora
Protozoa; Alveolates
-Dinoflagellates
-Bioluminescent
-2 Flagella
Ex. Red tide, Pfisteria
Phylum Dinozoa
-Multicellular
-No defined tissue layers
Parazoa
Parazoa
-Pore-bearing
-Sessile
-Totipotent
-Filter feeding
-Mesohyl
Phylum Porifera
Parazoa; Porifera; Subphylum Cellularia
-Most porifera
-All leuconoid
-All freshwater included
Class Demospongiae
Parazoa; Porifera; Subphylum Cellularia
-CaCO3 spicules
-Asconoids
Class Calcera
Parazoa; Porifera; Subphylum Symplasma
-84 species
-rDNA taxonomy
-Most lack spicules
-All epithelial cells ciliated
-Distinct basal membrane
Class Homoscleromorpha
Parazoa; Porifera; Subphylum Symplasma
-“Glass sponges”
-Silica spicules
-No picanoderm
-Syncytial (one cell for outside)
Class Hexactinellida
-Multicellular
-Eukaryotic
-Heterotrohpic
-No cell walls
-Have tissues, “skeletons”, musculature, and nervous tissue
Metazoa
Metazoa
-Medusa and polyp forms
-Nematocysts/cnidae
-Radiata
-Diploblastic (2 layer, mesoglea)
-No anus
Phylum Cnidaria
Metazoa; Cnidaria; Subphylum Medusazoa
-True jellyfish
-Medusa dominates
-Water jet propulsion
Class Scyphozoa
Metazoa; Cnidaria; Subphylum Medusazoa
-Sea wasps/Box jelly
-Very toxic
-Great eyesight
-Cube/rectangular body shape
-4 tentacles
Class Cubozoa
Metazoa; Cnidaria; Subphylum Medusazoa
-Water Animal
-Polyp Dominates
Class Hydrozoa
Metazoa; Cnidaria; Subphylum Medusazoa; Hydrozoa
-Free-floating
-Colonial
-Pneumatophores
Ex. Portugese man-of-war
Order Siphonophera
Metazoa; Cnidaria; Subphylum Medusazoa; Hydrozoa
-Freshwater: Hydra
-Marine: Obelia
Order Hydroida
Metazoa; Cnidaria; Subphylum Medusazoa; Hydrozoa
-“Slime animals”
-All internal parasites
-Form spores
-DNA derived group
The Myxozoa
Metazoa; Cnidaria
-“Flower animal”
-Sea anemones
-Corals
-All polyps
Subphylum Anthozoa
Metazoa; Cnidaria; Subphylum Anthozoa
-Hard corals
Subclass Hexacorallia
Metazoa; Cnidaria; Subphylum Anthozoa
-Soft Corals
Subclass Octocorallia
Metazoa
-Comb Jellies
-Transparent
-Bioluminescent
-Planktonic and predatory
-Colloblasts
Phylum Ctenophera
Metazoa; Ctenophera
-No tentacles
Class Nuda
Metazoa; Ctenophera; Nuda
-Fearsome predators
-Big mouth
Order Beroida
Metazoa; Ctenophera
-Has tentacles
Class Tentaculata
Metazoa; Ctenophera; Tentaculata
-Spin and whip move
-Represent phylum
-Pleurobrachia
Order Cydippida
Metazoa; Ctenophera; Tentaculata
-Flattened
-Oral and aboral
Order Platyctenida
Metazoa; Ctenophera; Tentaculata
-Venus’s girdle
-Many little tentacles
Order Cestida
Metazoa; Ctenophera; Tentaculata
-Short, fat tentacles
Order Lobata
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