The dorsal talonavicular ligament is a broad, thin band, which connects the neck of the talus to the dorsal surface of the navicular bone; it is covered by the Extensor tendons.
The plantar calcaneonavicular supplies the place of a plantar ligament for this joint.
References
This article incorporates text in the public domain from page 354 of the 20th edition of Gray's Anatomy (1918)
