Zoology Lab Practical 2

Rotifera, Annelida, Mollusca, Nematoda, Panarthropoda

Bivalvia

What class do these organisms belong to?

Clam Gills

What structure is this?

Trochophore

What is this?

Veliger Larva

What is this?

Glochidia Larva

What is this?

Scaphopoda

What class do these belong to?

Chiton Plates

What structures are these?

Polyplacophora

What class is this?

Gastropod Radula

What structure is this?

Gastropoda

What class is this?

Cephalopoda

What class is this?

Nautilus

What organism is this?

Rotifera

What phylum does this organism belong to?

1: Corona

2: Mastax

3: Foot

Rotifer parts

1: Beak

2: Ink Sac

3: Gills/Ctenidia

4: Branchial Heart

5: Systemic Heart

6: Stomach

7: Rectum

8: Cecum

Squid parts

1: tentacle

2: arms

3: funnel/siphon

4: lateral fin

5: compound eye

Squid parts

a: male

b: female

1: ovary

2: nidamental gland

3: testes

4: penis

Which is male and female?

What structures are labeled?

Annelida, Sedentaria, Clitellata, Oligochaeta

What phylum, class, and clades does this organism belong to?

1: Dorsal Blood Vessel

2: Ventral Blood Vessel

3: Ventral Nerve Cord

4: Circular Muscle

5: Longitudinal Muscle

6: Intestine

7: Lumen

8: Typhlosole

Oligochaete parts

1: Seminal Receptacle

2: Seminal Vesicle

3: Nephridia

4: Dorsal Blood Vessel

5: Aortic Arches

6: Pharynx

7: Esophagus

8: Crop

9: Gizzard

10: Intestine

11: Cerebral Ganglia

12: Ventral Nerve Cord

Oligochaete parts

1: Prostomium

2: Peristomium

3: Clitellum

4: Setae

5: Septa

6: Pygidium

What structures are labeled?

Annelida, Errantia

What phylum and class does this organism belong to?

Annelida, Sedentaria, Clitellata, Leeches

What phylum, class, and clades does this organism belong to?

1: Mantle

2: Adductor Muscles

3: Gills

4: Foot

5: Labial Palps

Clam parts

1: Visceral Mass

2: Gonads

3: Digestive Gland

4: Heart/Glochidia

5: Umbo

6: Hinge Teeth

Clam parts

Nematoda

What phylum do these belong to?

1: Longitudinal Muscle Cells

2: Uterus

3: Oviduct

4: Ovary

5: Intestine

6: Pseudocoelom

7: Cuticle

What structures are labeled?

Male

1: Lateral Line

2: Intestine

3: Spicule

4: Seminal Vesicle

5: Vas Deferens

6: Testes

Is this organism male or female?

What structures are labled?

Female

1: Lateral Line

2: Intestine

3: Uterus

4: Oviduct

5: Ovary

Is this organism male or female?

What structures are labeled?

Onychophora

What phylum does this organism belong to?

Lobopods

What structures are these?

Tardigrada

What phylum do these organisms belong to?

Arachnida and Merostomata

What classes are in subphylum Chelicerata?

1: Gnathobase

2: Anus

3: Telson

4: Book Gills

Horseshoe crab parts

Arthropoda, Chelicerata

Blue: Merostomata

Green: Arachnida

What phylum and subphylum do these belong to?

What classes are marked in blue and green?

Cephalothorax, Abdomen

Chelicerata tagmata

1: Chelicerae

2: Pedipalp

3: Walking Legs

Chelicerata appendages

1: Fangs

2: Pedicel

3: Book Lung

Arachnid parts

Pectine

Scorpion parts

Branchiopoda, Malacostraca, Maxillopoda

What classes are in phylum Crustacea?

Cephalothorax, Abdomen

Crustacea tagmata

2 pairs

Crustacean antennae

Maxillopoda

What class do these belong to?

Branchiopoda

What class do these belong to?

Maxillopoda

What class do these belong to?

Malacostraca

What class does this belong to?

Swimmerets

Left: male

Right: Female

What structure is circled?

Which is male and female?

1: Green Gland

2: Digestive Gland

3: Cardiac Stomach

4: Pyloric Stomach

5: Intestine

6: Gills

7: Gastric Mill

Crayfish parts

1: Ovary

2: Heart

3: Flexor Muscles

4: Extensor Muscles

5: Intestine

6: Gills

Crayfish parts

1: Uropods

2: Telson

3: Walking Legs

4: Chelipeds

5: Carapace

6: Rostrum

7: Antennae

Crayfish parts

Naupilus Larvae (barnacles)

What are these?

Zoea (crustacean larvae)

What are these?

Insecta

What class is in subphylum Hexapoda?

Head, Thorax, Abdomen

Hexapoda tagmata

Chitin

What is the hexapod exoskeleton made of?

1 pair

Hexapoda antennae

Insect Trachea

Spiracle

What structure is this?

What part is circled?

Insect cornea

Ommatidia

What structure is this?

What part is at the end of the pointer?

Diplopoda, Chilopoda

What classes are in subphylum Myriapoda?

Head, Trunk

Myriapoda tagmata

Diplopoda

What class does this belong to?

Chilopoda

What class does this belong to?

Poison Fang (centipede)

What structure is this?

Trilobita

What class do these belong to?

Cephalon, Thorax, Pygidium

Trilobita tagmata

Insect antennae

What are these?

1: Jaws

2: Palps

3: Tentacles

4: Parapodia

Errantia parts

Malacostraca

What class do these belong to?