Biology Lab Practical One Diagrams

1

incurrent siphon

2

excurrent siphon

3

Pericardium (i.e., the coelom)

4

Posterior adductor muscle

5

Heart

6

Digestive gland

7

Anterior adductor muscle

8

Stomach

9

Foot

10

Mantle

11

Gill

12

Umbo

1

Gill

2

Anterior adductor muscle

3

Visceral mass (contains the stomach and digestive gland)

4

Foot

5

Mantle

6

Mantle

7

Gill

8

Shell

1

Protostome

2

Segment

3

Seminal Receptacle

4

Female gonopore

5

Male gonopore

1

Pharynx

2

Pharynx

3

Seminal receptacle

4

hearts

5

Seminal Vesicles

6

Crop

7

Gizzard

8

Intestine

9

Septa

1

Intestines

2

Septum

3

Seminal Vesicles

4

Seminal Receptacle

5

Prostomium

6

Pharynx

1

Nephrostome

2

Cutcile

3

Dorsal blood vessel

4

Circular muscles

5

Longitudinal muscles

6

Intestine

7

Typhlosome

8

Coelom

9

Ventral nerve cord