caducibranchiate

caducibranchiate

(kəˌdjuːsɪˈbræŋkɪˌeɪt)
adj
(Zoology) (of many amphibians, such as frogs) having gills during one stage of the life cycle only
[from Latin cadūcus caducous + branchia]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014