BIOL 3010 Lab Practical 2

Shark Chondrocranium

Shark Splanchnocranium

B

Mandibular Arch

Palatoquadrate

Top part of mandibular arch

Meckel's Cartilage

11; Bottom part of mandibular arch

Hyoid Arch (Shark)

Hyomandibular

1

Ceratohyal

8

Basihyal

9

Branchial Arches

6

Pharyngobranchials

4

Epibranchials

7

Ceratobranchials

2

Hypobranchials

3

Basibranchials

6

Operculum

A

Preoperculum

48

Frontal

B

Maxilla

Premaxilla

Dentary

Dentary (mudpuppy)

Frontal

Premaxilla

Naris (Cat)

2

Orbit (cat)

Temporal Fossa

Zygomatic Arch

External Auditory Meatus

Foramen Magnum

Choanae

Tympanic Bullae

Nasals

Frontal

Postorbital Process

Parietals

Interparietals

Occipital

Occipital Condyles

Basioccipital

R

Premaxillae

Maxilla

Infraorbital Canal

Incisors

I

Canines

J

Premolars

Teeth 2-4

Molars

5th Tooth

Lacrimal

11 (near eye socket)

Lacrimal canal

Zygomatic

Palatine

Pterygoid

Sphenoid

Pink area (right behind eyes and butterfly shaped)

Basisphenoid

Hamulus

10 (small hook projection)

Alisphenoid

Yellow section (wing shaped)

Presphenoid

Orbitosphenoid

21

Optic Canal

11

Orbital Fissure

B

Foramen Rotundum

Foramen Ovale

Vomer

17 (thin, flat bone in nasal cavity)

Turbinate bones

Curved like in nasal cavity

Temporal

Mandibular Fossa

Squamous Portion

Petrous portion

Petrosal

Mastoid

Mastoid Process

Tympanic Portion

Ectotympanic

Endotympanic

Styloform Process

Malleus

Incus

Stapes

Mandible

Dentary

Mandibular Symphysis

A

Mental Foramina

Coronoid Process

Condyloid Process

Angular Process

Mandibular Foramen

Maxilla

Premaxilla

Naris

2

Orbit

Jugal

Ectopterygoid

Pterygoid

Lacrimal

Lacrimal Canal

Prefrontal

Frontal

Postorbital

Infratemporal fenestra

Quadratojugal