%0 Journal Article %T Morphological and Histochemical Observations on the Crural Gland-Spur Apparatus of the Echidna (Tachyglossus aculeatus) together with Comparative Observations on the Femoral Gland-Spur Apparatus of the Duckbilled Platypus (Ornithorhyncus anatinus) %A Krause, William J. %J Cells Tissues Organs %V 191 %N 4 %P 336-354 %@ 1422-6405 %D 2009-01-01 %I S. Karger AG %~ DeepDyve