Bio Spring Practical #2 Pictures

Pictures Courtesy of:

Raymond Grapsy, Phil Gilmartin, Jen Booth

Squid Preserved Model

Squid Model

Loligo

Ventral

Dorsal

Anterior side is showing, posterior is the opposite side (we cut posterior side)

Female Squid

1

Ink Sac, Siphon Retractor Muscle, Gill

Visceral Mass

Siphon of Squid

1

1

2

3

Kidney (Left) and Branchial Heart (Right)

Dorsal End

Spermatophoric Sac Organ

Spermatophoric Sac Organ

Dorsal End

Mouth

Buccal Bulb

Mollusk Shells

Mercenaria

Clam Preserved Model

1

2

3

4

Clam modelDorsal

PosteriorAnterior

Ventral

1

2

3

4

5

6

7

8

Digestive Gland of Clam

Gills of Clam

Gonad of Clam

Heart of Clam

Incurrent Siphon (Black), Excurrent Besides

Rectum

Anus

Labial Palps

Tarantula

Cambarus

1

2

3

4

5

6

7

Walking Legs and Swimmerets

Uropod (Top) and Telson (Bottom)

Mandible and Mouth

Crayfish Gills

1

23

4

12

Crayfish Brain

Ventral Nerve Cord

12

34 5

Limulus

13

4

5

6

7

2

Millipede (Diplopoda)

Centipede (Chilopoda)

Lubber Grasshopper

Barnacles

Chiton

Helix (Land Snail)

Limax

Southern Scorpion

Asterias

1

1

1

2

1

2

3

gonads

2

Ring Canal and Stone Canal (Arrow)

Sea Urchin, Sea Cucumber, Brittle Star

Mouth (Aristotle’s Lantern w/i)

Sand Dollar

Sand Dollar

1

2

3

4

1

2

3

4

Amphioxus

1

2

Amphioxus Specimen

Molgula (Sea Squirt)