PROOSTRACUM


Meaning of PROOSTRACUM in English

( n. )

The anterior prolongation of the guard of the phragmocone of belemnites and allied fossil cephalopods, whether horny or calcareous. See Illust. of Phragmocone.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.