the vertebrate skull:

The Vertebrate Skull: Introduction and Development

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The Vertebrate Skull:. Introduction and Development. The Vertebrate Skull. Introduction. Before we begin…. The Vertebrate Skull. Review. Key Embryonic Structures. Gastrulation and mesoderm. The Vertebrate Skull. Review. Key Embryonic Structures. Neurulation and neural crest. - PowerPoint PPT Presentation

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The Vertebrate Skull:Introduction and Development

The Vertebrate SkullIntroductionIntroduction

Before we begin…

Gastrulation and mesoderm

Key Embryonic Structures

The Vertebrate SkullReviewReview

Neurulation and neural crest

Key Embryonic Structures

The Vertebrate SkullReviewReview

Basic vertebrate body plan

Key Embryonic Structures

The Vertebrate SkullReviewReview

Branchial/pharyngeal arches

Hyaline cartilage

Key Tissues

The Vertebrate SkullReviewReview

Bone

Key Tissues

The Vertebrate SkullReviewReview

Endochondral vs. dermal

Chondrocranium

3 Subdivisions of the Skull

The Vertebrate SkullReviewReview

Chondrocranium

3 Subdivisions of the Skull

The Vertebrate SkullReviewReview

Splanchnocranium

Chondrocranium

3 Subdivisions of the Skull

The Vertebrate SkullReviewReview

Splanchnocranium

Dermatocranium

Chondrocranium

3 Subdivisions of the Skull

The Vertebrate SkullReviewReview

Splanchnocranium

Dermatocranium

Chondrocranium

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Prechordal, parachordal, somitic mesoderm

Chondrocranium

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

ChondrocraniumOf Chondrichthyans

Tetrapods – 5 paired and 4 unpaired bones arise from chondrocranium

Chondrocranium

• Reptiles and Birds have a single occipital condyle. • Amphibians and mammals have paired occipital condyles.

Note: Occipital series (minus supra-) forms joint with first cervical vertebra:

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Why form a chondrocranium?

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Splanchnocranium

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Splanchnocranium1st branchial arch cartilages

2nd branchial arch cartilages

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

SplanchnocraniumPrimitive design

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

SplanchnocraniumChondrichthyans

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

SplanchnocraniumTetrapods

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Dermatocranium

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

DermatocraniumNeural crest

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

DermatocraniumNeural crest formation and migration

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

DermatocraniumNeural crest derivatives

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Tetrapods

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Dermatocranium

Major bones

The Vertebrate Skull3 Divisions of the skull3 Divisions of the skull

Dermatocranium

Invertebrate/Vertebrate Pretest. Invertebrate or Vertebrate?

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Society of Vertebrate Paleontology - cientificos.pe · The Society of Vertebrate Paleontology exists to advance the science and education of vertebrate paleontology and to serve the

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Jackson School of Geosciences | The University of Texas at ...274 Aspects of Vertebrate History midline of the interorbital region, creating a deep trough in the skull roof between

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the vertebrate skull:

Documents

occipital condyles

occipital series

single occipital condyle

unpaired bones

cervical vertebra

supra forms