† planicaudateadj. [ < plani-comb. form + caudateadj., after scientific Latin Planicaudati (F. Vicq d'Azyr, 1792); compare French Planiqueues (1792 in the same work)] ZoologyObsolete having a flat tail.
ΚΠ
1858 R. G. MayneExpos. Lexicon Med. Sci. (1860) 972/1Planicaudatus, applied by Duméril [1806] to a Family (Planicaudati..) of the Reptilia Sauræ, having a flattened tail: planicaudate. Applied by Vicq d'Azyr to a Family..of the Mammifera, including the Castor.