Marine Invert lab exam 2

What phylum is this organism in?

Phylum Chaetognatha

What habitat and feeding does this organism have?

Habitat: planktonic

Feeding: carnivore on zooplankton

What phylum and order is this organism? What is its habitat and feeding?

Phylum Platyhelminthes Order Polycladida

Habitat: benthic

Feeding: carnivore

What phylum and order is this organism? What is its habitat and feeding?

Phylum Platyhelminthes Order Tricladida

Habitat: benthic

Feeding: carnivore

Identify all of the labeled parts of these platyhelminthes worms

1. Worm in the order polycladida

2. Worm in the order tricladida

3. Eyespots

4. Auricle

5. Pharynx

6. Intestine

What phylum and class is this organism? What are its habitat and feeding?

Phylum Mollusca, Class Polyplacophora

Habitat: on structure

Feeding: herbivore

Identify the labeled parts of this polyplacophoran

1. Plates

2. Girdle

3. Gills

4. Foot

5. Mouth

Identify the labeled parts of this polyplacophora dissection

1. Plates

2. Girdle

3. Radula

4. Gonad

5. Intestine (gonad removed)

What phylum and class is this organism? What are its habitat and feeding?

Phylum Mollusca, Class Scaphopoda

Habitat: sand

Feeding: carnivore

What phylum, class, subclass, infraclass, and order is this organism?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Arcida

What is the habitat and feeding for these mollusks in order arcida?

Habitat: Sand, some attached to structure

Feeding: Filter particulate

What phylum, class, subclass, infraclass, and order is this organism?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Mytilida

What habitat and feeding corresponds to these mollusks in the order mytilida?

Habitat: attached to structure

Feeding: filter particulate

Identify the labeled parts of this dissection.

1. Hinge on left valve

2. Umbo

Identify the labeled parts of this dissection

1. mouth

2. palps

3. anterior adductor muscle

4. posterior adductor muscle

5. foot

6. byssal threads

7. byssal gland

8. mantle

9. gonads (light opaque area in mantle)

10. gills

11. kidney (nephridial) tissue

12. visceral mass (digestive gland, stomach, intestines)

13. anterior byssal retractor muscle

14. posterior byssal retractor muscle

15. foot retractor muscle

Identify the labeled parts of this mollusk dissection

1. foot

2. palps

3. anterior adductor muscle

4. posterior adductor muscle

5. mantle

6. gills

7. visceral mass (digestive gland, stomach, intestines)

8. kidney (nephridial) tissue

9. gonads (light opaque area in mantle)

What phylum, class, subclass, infraclass and order are these? What is their feeding and habitat?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorpharia, Order Ostreida.

Feeding: Filter particulate

Habitat: Attached to structure, some epibenthic

This image is more of this group

What phylum, class, subclass, infraclass and order are these?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Ostreida.

What phylum, class, subclass, infraclass and order are these? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Pectinida.

Habitat: Epibenthic, some attached to strucutre

Feeding: Filter particulate

Identify the labeled parts of this dissection

1. hinge on left valve

2. adductor muscle scar

3. adductor muscle

4. mantle

5. digestive gland

Identify the labeled parts of this dissection.

1. adductor muscle

2. mouth area

3. mantle

4. digestive gland

5. foot

6. gills

7. gonad (under gill)

Identify the labeled parts of this dissection.

1. adductor muscle

2. mouth area

3. mantle

4. digestive gland

5. foot

6. gonad

7. pericardial membrane covering pericardial cavity

Identify the labeled parts of this dissection

1. adductor muscle

2. mouth area

3. mantle

4. digestive gland

5. foot

6. gonad

7. intestine

8.heart

What phylum, class, subclass, infraclass, and order is this organism? What is their habitat and feeding style?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Pectinida

Habitat: Epibenthic, some attached to structure

Feeding: Filter particulate

What phylum, class, subclass, infraclass, and order is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Limida

Habitat: Epibenthic

Feeding: Filter particulate

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Heteroconchia, Order Lucinida, Family Lucinidae

Habitat: Sand

Feeding: Filter particulate

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Pteriomorphia, Order Cardiida, Family Cardiidae.

Habitat: Sand (giant clam specialist)

Feeding: Filter particulate

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass heteroconchia, Order Cardiida, Family Donacidae

Habitat: sand intertidal-subtidal

Feeding: filter particulate

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Heteroconchia, Order Venerida, Family Chamidae

Habitat: attached to structure

Feeding: Filter particulate

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

What is their identifying characteristic?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Heteroconchia, Order Venerida, Family Mactridae

Habitat: Sand

Feeding: Filter particulate

They can be identified by the chondriphore (the hole at their umbo)

What phylum, class, subclass, infraclass, order, and family is this organism? What is their habitat and feeding?

Phylum Mollusca, Class Bivalvia, Subclass Autobranchia, Infraclass Heteroconchia, Order Venerida, Family Veneridae

Habitat: sand

Feeding: filter particulate

Identify the labeled parts of this Venerida clam

1. umbo

2. hinge

3. teeth

4. anterior adductor muscle scar

5. posterior adductor muscle scar

6. pallial line

7. pallial sinus

Identify the labeled parts of this Venerida clam dissection.

1. umbo

2. hinge

3. teeth

4. anterior adductor muscle scar

• 4a anterior adductor muscle

5. posterior adductor muscle scar

• 5a posterior adductor muscle

6. pallial line

• 6a mantle area that attaches at the pallial line

7. pallial sinus

• 7a mantle area containing the siphons that attaches to the pallial sinus

8. siphons

Identify the labeled parts of this Venerida clam dissection.

1. anterior adductor muscle

2. posterior adductor muscle

3. mantle

4. foot

5. visceral mass

6. palps

7. gills

8. pericardial membrane covering pericardial cavity

9 . siphons (dorsal exhalant, ventral inhalant)

Identify the labeled parts of this Venerida clam dissection.

1. anterior adductor muscle

2. posterior adductor muscle

3. mantle

4. foot

5. visceral mass

6. palps

7.gills

8. pericardial membrane covering pericardial cavity

9. siphons (dorsal exhalant, ventral inhalant)

Identify the labeled parts of this Venerida clam dissection.

1. anterior adductor muscle

2. posterior adductor muscle

3. mantle

4. foot

5. visceral mass

6. palps

7. gills

8. pericardial membrane

9. siphons (dorsal exhalant, ventral inhalant)

10. posterior foot retractor muscle

11. anterior foot retractor muscle

12. bulbus arteriosus

13. end of intestine (passes through heart)

14. heart

Identify the labeled parts of this Venerida clam dissection.

1. anterior adductor muscle

2. posterior adductor muscle

3. mantle

4. foot

5. visceral mass

6. siphons (dorsal exhalant, ventral inhalant )

7. pericardial membrane removed

8. posterior foot retractor muscle

9. anterior foot retractor muscle

10. bulbus arteriosus

11. end of intestine (passes through heart)

12. heart

13 . digestive gland

14. loops of intestine (passes through gonads)

15. gonads

How are each of these families classified?

They are all in phylum mollusca, class bivalvia, subclass autobranchia, infraclass heteroconchia, order myida

1. Family Myidae

2. Family Teredinidae

3. Family Pholadidae

What is this?

It’s trochophore larvae from a gastropod

What is this?

It’s a veliger larvae from a gastropod

Identify the labeled parts of this gastropod.

1. apex

2. spire

3. body whorl

4. aperture

5. siphonal canal

6. sinistral spiral

7. dextral spiral

What are these?

Different types of gastropod radula

What phylum, class, and subclass is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Patellogastropoda

Habitat: on structure

Feeding: herbivore

What phylum, class, and subclass is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Neritimorpha

Habitat: on structure

Feeding: herbivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Vetigastropoda, Family Haliotidae

Habitat: on structure

Feeding: herbivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollsca, Class Gastropoda, Subclass Vetigastropoda, Family Fissurellidae

Habitat: on strucutre

Feeding: herbivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Littorinidae

Habitat: intertidal on structure

Feeding: herbivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Fasciolariidae

Habitat: on structure

Feeding: herbivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Strombidae

Habitat: benthic

Feeding: carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Cassidae

Habitat: benthic

Feeding: carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Naticidae

Habitat: sand

Feeding: carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Cypraeidae

Habitat: Benthic

Feeding: Carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Muricidae

Habitat: Benthic

Feeding: Carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Melongenidae

Habitat: Benthic

Feeding: Carnivore/scavenger

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Busyconidae

Habitat: Benthic

Feeding: Carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Olividae

Habitat: Sand

Feeding: Carnivore

What phylum, class, subclass, and family is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Caenogastropoda, Family Conidae

Habitat: Benthic

Feeding: Carnivore

What phylum, class, subclass, and order is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Heterobranchia, Order Cephalaspidea

Habitat: Benthic

Feeding: Omnivore

What phylum, class, subclass, and order is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Heterobranchia, Order Pteropoda

Habitat: planktonic

Feeding: Omnivore using mucous web

Identify the labeled parts of this organism

1. side view

2. dorsal view

3. ventral view

4. foot

5. mouth

What phylum, class, subclass, and order is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Heterobranchia, Order Nudibranchia

Habitat: benthic

Feeding: carnivore

What phylum, class, subclass, and order is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Heterobranchia, Order Pleurobranchida

Habitat: benthic

Feeding: carnivore

Identify the labeled parts of this organism

1. side view

2. dorsal view

3. ventral view

4. mouth

5. foot

6. gill

What phylum, class, subclass, and order is this organism? What habitat and feeding corresponds to them?

Phylum Mollusca, Class Gastropoda, Subclass Heterobranchia, Order Aplysiida

Habitat: benthic

Feeding: herbivore

Identify the labeled parts of this organism

1. side view

2. dorsal view

3. ventral view

4. mouth

5. foot

6. rhynophores

Identify the labeled parts of this myopsida squid dissection.

Internal Mantle Cavity Female :

1. ovary

2. nidamental glands

3. oviducal gland

4. accessoy nidamental glands

5. gills

6. ink sac

7. end of intestine (clear tube along edge of ink sac)

8. ventral siphon retractor muscles

9. digestive gland (liver)

10. siphon (funnel)

11. stomach

12. branchial heart

13. systemic heart

Identify the labeled parts of this myopsida squid dissection.

Internal Mantle Cavity Male

1. testis

2. cecum (over testis, not always visible )

3. vas deferens

4. spermatophoric sac

5. spermatophoric gland

6. stomach

7. systemic heart

8. branchial hearts

9. gills

10. ink sac

11. end of spermatophoric sac (4)

12. digestive gland (liver)

13. end of intestine (clear tube along ink sac)

14. ventral siphon retractor muscles

15. siphon (funnel)

Identify the labeled parts of this myopsida squid dissection.

Digestive System, Female Reproductive System, Male Reproduction System:

1. cecum

2. stomach

3. ink sac

4. end of intestine (clear tube along ink sac)

5. digestive gland (liver)

6. esophagus

7 buccal bulb

8. beaks

9. ovary

10. oviducal gland

11. nidamental glands

12. accessory nidamental glands

13. testis

14. vas deferens

15. spermatophoric sac

16. spermatophoric gland

Identify the labeled parts of this myopsida squid dissection.

Internal Head Region:

1. eyes

2. cephalic cartilages (enclose brain)

3. brain

4. buccal bulb containing beaks

5 esophagus

6. beaks

7. lens removed from eye

Identify the labeled parts of this Sepiida specimen

1. arms; 2. eye; 3. mantle dorsal view; 4. cuttle bone

Identify the labeled parts of this Sepiida specimen

1. cuttle bone dorsal view

2. cuttle bone ventral view

3. ventral view

4. mantle

5. siphon (funnel)

6. arms with suckers

7. tentacles with suckers on ends