Testudines (Chelonia)
Turtle Skeleton -
Ventral view shows limbs, girdles & hyoid
apparatus.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/turtle_skeleton.jpg)
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Close-up of pectoral
girdle has scapula, coracoid & clavicle.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/turtle_pectoral.jpg)
Close-up of the pelvic
girdle with pubis, ischium & ilium.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/turtle_pelvis.jpg)
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Lepidosauaria
Rattlesnake
Skeleton
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/rattlesnake_skeleton.jpg)
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Iguana Skeleton -
dorsal view pectoral limbs
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/iguana_pectoral_top.jpg)
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Iguana - pelvic girdle
& hind limbs
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/iguana_pelvis.jpg)
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Iguana - sternum with a
bit of the interclavicle exposed medially.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/iguana_sternum.jpg)
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Varanid cervical
vertebrae, includes the axis at far left. The 1st
vertebra, the atlas is missing
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/varanid_cervicals.jpg)
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Iguana Skeleton -
lateral view of the pectoral girdle & hyobranchial
apparatus
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/iguana_pectoral_hyoid.jpg)
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Varanid trunk vertebrae
(dorsal view). Locate the prezygapophyses.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/varanid_trunk_vert1.jpg)
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Varanid trunk vertebrae
(lateral view). Note the large articulation surfaces for the
ribs on the transverse processes.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/varanid_trunk_vert2.jpg)
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Varanid sacral
vertebrae (2).
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/varanid_sacral_vert.jpg)
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Varanid caudal
vertebrae with large hemal canals within the "chevron"
bones.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/varanid_caudal_vert.jpg)
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Archosauria
Alligator skeleton -
dorsal view.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_dorsal_skeleton.jpg)
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Alligator skeleton -
lateral view.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator-lateral.jpg)
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Alligator - pectoral
girdle bones with scapulae dorsal to the coracoids. The
interclavicle is at the right.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_pectoral.jpg)
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Alligator - gastralia
or abdominal ribs
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_gastralia.jpg)
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Alligator paired humeri
at the left & paired femurs on the right.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_humerus_femur.jpg)
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Alligator lower limbs -
The radius & ulna pairs are at the left & the
tibia/fibula pairs are at the right along with the 2 largest
tarsal bones the astragalus & calcaneus.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_radius_tibia.jpg)
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Alligator vertebrae
& pelvis - Cervical, thoracic, lumbar vertebrae with
sacral vert. attached to ilium. Ischium bones face
posteriorly & the pubic bones are detached.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_vert_pelvis.jpg)
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Alligator front &
hind feet - Parts of some digits are missing & the feet
show a few of the carpal or tarsal bones.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/alligator_feet.jpg)
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Aves
Gull Skeleton
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/gull_skeleton.jpg)
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Gull Pelvis
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/gull_pelvis.jpg)
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Pigeon Skeleton -
lateral view
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/pigeon-lateral.jpg)
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Pigeon Skeleton -
frontal view of the pectoral girdle & the wing.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/pigeon-anterior.jpg)
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Gull - frontal view of
the pectoral girdle & the wing.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/gull_anterior_skeleton.jpg)
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Miscellaneous bird
furculas (from the fusion of the clavicles &
interclavicles).
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird_furculas.jpg)
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Humboldt Penguin wing
(below) & flattened forearm bones, radius, ulna,
carpometacarpus & phalanges (above).
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/humboldt_penguin_wings.jpg)
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Miscellanous
scapula-coracoids. The scapula angle upwards & are
thinner & longer than the coracoids.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird-scapula-coracoid.jpg)
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Miscellanous bird
humeri (proximal heads to the left). The top 2 face
anteriorly & the bottom 3 face posteriorly.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird-humeri.jpg)
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2 pairs of bird
radius-ulna bones.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird-radius-ulna.jpg)
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Bird "trunks" showing
ribs, synsacrum & pelvic girdles.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird_trunks.jpg)
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Bird leg bones - 2
unmatched femurs on the far left, paired tibiotarus &
fibulas in the center & 2 unmatched tarsometarsi on the
right.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird-legs.jpg)
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Bird dorsal view of
cervical vertebrae showing the short neural spine &
pre-zygaphyses to the left.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird_cervical_vert.jpg)
Posterior view of cervical
vertebrae with transverse foramina, the heterocoelous
centrum & post-zygapophyses
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird_cervical_vert2.jpg)
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Bird thoracic vertebrae
(lower)& caudal vertebrae (upper)
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird_thoracic_caudal.jpg)
Caudal verterebrae ending in
pygostyle.
![](http://courses.washington.edu/chordate/453photos/skeleton_photos/bird-tail.jpg)
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