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Vertebrate Zoology > Homologies > Flashcards

Homologies Flashcards

1
Q

Occipital bones: Fishes (Teleosts)

A

Supraoccipital
Exoccipital
Basioccipital

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2
Q

Occipital Bones: Amphibians

A

Supraoccipital
Exoccipital
Basioccipital

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3
Q

Occipital Bones: Reptiles/Birds

A

Supraoccipital
Exoccipital
Basioccipital

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4
Q

Occipital Bones: Mammals

A

Occipital Bone:

  • Supraoccipital
  • Exoccipital
  • Basioccipital
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5
Q

FISHES Sphenoid Bones:

  • Sphenethmoid
  • Orbitosphenoid
  • Basisphenoid
  • Pleurosphenoid
A

Sphenethmoid
Orbitosphenoid
Basisphenoid
Pleurosphenoid

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6
Q

AMPHIBIANS Sphenoid Bones:

  • Sphenethmoid
  • Orbitosphenoid
  • Basisphenoid
  • Pleurosphenoid
A

Sphenethmoid
Orbitosphenoid
Basisphenoid
?

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7
Q

REPTILES/BIRDS Sphenoid Bones:

  • Sphenethmoid
  • Orbitosphenoid
  • Basisphenoid
  • Pleurosphenoid
A

Sphenethmoid
Orbitosphenoid
Basisphenoid
Pleurosphenoid: Present in CROCODILIANS and AMPHISBANIANS

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8
Q

MAMMALS Sphenoid Bones:

  • Sphenethmoid
  • Orbitosphenoid
  • Basisphenoid
  • Pleurosphenoid
A

Sphenoid:

  • Presphenoid
  • Orbitosphenoid
  • Basisphenoid
  • ABSENT
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9
Q

SHARKS Arch 1: Lower Mandibular Arch

A

Meckel’s cartilage

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10
Q

TELEOSTS Arch 1: Lower Mandibular Arch

A

Articular

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11
Q

AMPHIBIANS Arch 1: Lower Mandibular Arch

A

Articular

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12
Q

REPTILES/BIRDS Arch 1: Lower Mandibular Arch

A

Articular

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13
Q

MAMMALS Arch 1: Lower Mandibular Arch

A

Malleus

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14
Q

SHARKS Arch 1: Upper Mandibular Arch

A

Palatoquadrate

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15
Q

TELEOSTS Arch 1: Upper Mandibular Arch

A

Quadrate

Epipterygoid

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16
Q

AMPHIBIANS Arch 1: Upper Mandibular Arch

A

Quadrate

Epipterygoid

17
Q

REPTILES/BIRDS Arch 1: Upper Mandibular Arch

A

Quadrate

Epipterygoid

18
Q

MAMMALS Arch 1: Upper Mandibular Arch

A

Incus (NO incus in birds, reptiles, amphibians, teleosts, or sharks)
Alisphenoid

19
Q

SHARKS Arch 2: Hyoid Arch

A

Hyomandibula

20
Q

TELEOSTS Arch 2: Hyoid Arch

A

Hyomandibula
Symplectic
Interhyal

21
Q

AMPHIBIANS Arch 2: Hyoid Arch

A

Stapes

Extracolumella

22
Q

REPTILES/BIRDS Arch 2: Hyoid Arch

A

Stapes

Extracolumella

23
Q

MAMMALS Arch 2: Hyoid Arch

24
Q

Middle ear bones of tetrapods include:

A

Malleus (mammals only)
Incus (mammals only)
Stapes (amphibians, reptiles/birds, mammals)

25
Q

Middle ear bones of tetrapods are derived from the ______________

A

SPLANCHNOCRANIUM

Vertebrate Zoology (16 decks)

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