Vorticella

Protozoa

Volvox

Protozoa

 Protist

(Euglenoid)

Phylum Platyhelminthes

Class Cestoda

scolex

(Beef tapeworm)

Monoecious

Spicules

Skeletal framework of sponges (CaCO3 or SiO2)

Phylum Mollusca

Coelomate

Snail Radula

Monoecious & dioecious

Phylum Mollusca

Coelomates

Snail Radula

Monoecious & dioecious

Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosoma mansoni female

-blood flukes that attack the veins of the large intestine

Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosoma mansoni eggs

 Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosoma mansoni cercariae (part of the life cycle that the fluke emerges from snail and penetrates you)

Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosoma Japonicum

- blood flukes that attack the veins of the small intestine

Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosama mansoni (male)

- blood flukes that attack the veins of the large intestine

Phylum Platyhelminthes

Class Trematoda

Monoecious

Radiae (form from sporocysts) of fasciolopsis

Phylum Platyhelminthes

Class Trematoda

Monoecious

Radiae (form from sporocyst) & Cercariae (form from radiae) flukes

Plasmodium vivax

Protozoa

Phylum Platyhelminthes

Class Turbellaria

Monoecious

Planarian digestive tract

Phylum Platyhelminthes

Class Turbellaria

Monoecious

Planarian digestive tract

Phylum Mollusca

Class Bivalvia

Dioecious

Mussel glochidia (specialized veliger)

Phylum Cnidaria

Polyp form

Monoecious

Feeding Polyp (Benthic) Hydrant

Phylum Cnidaria

Polyp form

Monoecious

Feeding Polyp (Benthic) Hydrant

Phylum Cnidaria

Class Hydrozoa

Hydra

Monoecious

Phylum Platyhelminthes

Class Cestoda

Monoecious

Gravid proglottid

Pseudocoelomates

Phylum Nematoda

Dioecious

(Filarial worm) Dirofilaria Immitis

-dog heartworm-transmitted by mosquitos

Group of Protist

Dinoflagellate

Most autotrophic-photosynthetic

produce "Red tides"

Group of Protist

Dinoflagellate

Most autotrophic-photosynthetic

produce "Red tides"

Conjugating paramecium

protozoa

Phylum Platyhelminthes

Class Trematoda

Monoecious

Clonorchis sinesis

Aurelia Strobila

Phylum Cnidaria

Class Scyphozoa; a polyp stage unique to Scyphozoa that buds off larval medusae

Monoecious

Aurelia Medusa

Phylum Cnidara

Class Scyphozoa, a 'true' jellyfish;

Monoecious

Phylum Nematoda

Ancylostoma (hook worm) caninum

Dioecious

Adult Hydra

Phylum Cnidaria

Class Hydrozoa

Monoecious

Phylum Nematoda

Acylostoma caninum male (hook worm)

Dioecious

 Acanthocephala

Phylum Nemertea "ribbon worms"

Reversible proboscis (stored in cavity called Rhynocoel)

Phylum Nematoda

Ancylostoma (hook worm) caninum

Dioecious

Pseudocoelomates

Phylum Nematoda

Dioecious

(Filarial worm) Dirofilaria Immitis

-dog heartworm-transmitted by mosquitos

Phylum Nematoda

Ancylostoma (hook worm) caninum

Dioecious

Phylum Nematoda

Ancylostoma (hook worm) caninum

Dioecious

Phylum Mollusca

Class Bivalvia

Dioecious

Clam

Phylum Cnidaria

Class Anthozoa

Monoecious

-spicules are made of CaCO3

-1, 3 or 4 rays

Phylum Cnidaria

Monoecious

Medusa Form

Portueguese Man of War Phylum

Cnidaria Class Hydrozoa

Monoecious

Pseudocoelomates

Phylum Nematoda

Dioecious

Ascaris Lumbricolcles- human nematode

Phylum Cnidaria

Class Anthozoa

Monoecious

Phylum Cnidaria

Class Anthozoa

Monoecious

Phylum Porifera

Class Calcarea

Monoecious & Dioecious

-spicules are made of CaCO3

-1,3, or 4 rays

Phylum Mollusca

Class Cephalopoda

-squid, octopus, nautilus, cattlefish

Dioecious

Phylum Mollusca

Class Cephalopoda

-squid, octopus, nautilus, cattlefish

Dioecious

Phylum Mollusca

Class Cephalopoda

-squid, octopus, nautilus, cattlefish

Dioecious

Phylum Mollusca

Class Cephalopoda

-squid, octopus, nautilus, cattlefish

Dioecious

Phylum Porifera

Class Demosponglae

Monoecious & Dioecious

"bath sponges"

-very few spicules

-made of spongin fibers

Phylum Mollusca

Class Gastropoda

-snails, slugs, conch

Dioecious & monoecious

Phylum Porifera

Class Hexactinellida

Monoecious & Dioecious

"glass sponges"

-silica

-6 rays

Phylum Platyhelminthes

Class Trematoda

Monoecious

Clonorchis sinesis

Pseudocoelomates

Phylum Nematoda

Dioecious

Enterobius (genus) vermicularis ova

-pinworms

Pseudocoelomates

Phylum Nematoda

Dioecious

Enterobius (genus) vermicularis ova

-pinworms

Phylum Platyhelminthes

Class Trematoda

Monoecious

Fasciolopsis buski-Giant intestinal fluke

Radiae

Phylum Cnidaria

Class Hydrozoa

Monoecious

Hydra BUDDING

Phylum Mollusca

Class Bivalvia

Mussel Glochidia (Glochidium larvae)

Dioecious

Scallop

Phylum Mollusca

Class Bivalvia

Dioecious

Phylum Platyhelminthes

Class Turbellaria

Monoecious

Planarian digestive tract

Phylum Nematoda

Roundworm

 Dioecious

Phylum Platyhelminthes

Class Trematoda

Dioecious

Schistosoma mansoni-cercariae

(form from radiae, penetrate you)

-blood flukes that attack the veins of the large intestine

Sponglia Gemmules

(Resistant form of a sponge)

-Archaeocytes

Monoecious & Dioecious

Volvox

Protozoa