Tarsus

From EvoWiki

The tarsus (plural: tarsi), refers to the cluster of bones of the pes located between the metatarsals and the tibia/fibula. It is known as the hock in many digitigrade animals.

Elements

The following bones are often found as elements of the tarsus (with alternative names in brackets).

• Talus (or astragalus, or, occasionally, tibiale in primitive tetrapods)
• Calcaneus (or calcaneum or, occasionally, fibulare in primitive tetrapods)
• Centrales - 'central bones'

• Navicular (or scaphoid) in mammals

• Tarsalia - 'ankle bones'

• Cuboid (4th os tarsale) in mammals
• Cuneiforms (1st-3rd os tarsalia) in mammals

Acknowledgments

• Doddy

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