Todd, Arthur W.

1 publication

Todd, T. Wingate; Todd, Arthur W. (detail)
1938The epiphysial union pattern of the ungulates with a note on Sirenia.
Amer. Jour. Anat. 63(1): 1-36. 4 tabs. 11 figs. 12 charts. July 1938.
—Describes the epiphyseal union sequence in 19 sir. skeletons, representing all Trichechus species and D. dugon (4-5, 31-35). Concludes that sirs. show the same union sequence as all other ungulates, though union of epiphyses of the hand is delayed as in other aquatic mammals.