Table of Contents
CIDE DICTIONARY

aptychus

CIDE DICTIONARY

aptychusn. [NL., fr. Gr. 'a priv. + , , fold.].
     A shelly plate found in the terminal chambers of ammonite shells. Some authors consider them to be jaws; others, opercula.  [1913 Webster]

For further exploring for "aptychus" in Webster Dictionary Online


created in 0.29 seconds
powered by
bible.org - YLSA