Skeletal sorting assignment
I choose muskrat for this project. Muskrats are medium-sized semiaquatic rat local to North America and in some parts of Asia and South America.
Taxonomic classification
Phylum: Chordata
Class: Mammalia
Family: Cricetidae
Genus: Ondatra
Species: O. zibethicus
Inventory
|
Name of bone |
Numbers of bone |
Group |
|
Skull |
3 (Some fragmented teeth) |
Axial |
|
Spine (vertebrae) |
26 |
Axial |
|
Ribs |
24 (one was broken) |
Axial |
|
Sternum |
6 |
Axial |
|
Scapulae |
2 |
Appendicular |
|
Pelvis |
2 |
Appendicular |
|
Humerus |
2 (plus 2 humeral heads) |
Appendicular |
|
Radius |
2 |
Appendicular |
|
Ulna |
2 |
Appendicular |
|
Carpals |
Misc |
Appendicular |
|
Metacarpals |
Misc |
Appendicular |
|
Clavicle |
2 |
Appendicular |
|
Femur |
2 (plus two femural heads) |
Appendicular |
|
Tibia |
2 |
Appendicular |
|
Fibula |
2 |
Appendicular |
|
Tarsals |
Misc |
Appendicular |
|
Metatarsals |
Misc |
Appendicular |
|
Phalanges |
Misc |
Appendicular |
|
Caudal Vertebrae |
13 |
Axial |
Fig: Femur of muskrat
Fig: Tibia of muskrat
Fig: Pelvis of muskrat
.
Fig: Skull and mandible of muskrat
Fig: Scapulae of muskrat
Fig: Caudal vertebrae of muskrat