Dental variations are described in specimens of 4 species of rodents and 1 rabbit, mostly considered to be individual variation. One specimen of Paradjidaumo is structurally close to Adjidaumo. A variant in the structure of the masseter muscle of Ischyromys troxelli is recorded. Roots are shown to be formed on the teeth of numerous rabbits referable on a structural basis to Palaeolagus haydeni.

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