amphibianlike

amphibian +‎ -like

amphibianlike (comparative more amphibianlike, superlative most amphibianlike)

1. Resembling or characteristic of an amphibian.
   • 1964, Ruth Moore, Evolution, page 114:

     In the absence of earlier eggs, it is hard for scientists to tell exactly when the amphibians crossed the threshold into reptiledom, for the earliest known reptiles are so amphibianlike that their assignment to one category or the other is largely a matter of opinion.