noun a genus of sea urchins, similar to spatangus, abounding in the chalk formation;
from the starlike disposal of the ambulacral furrows.
MICRASTER
Meaning of MICRASTER in English
Webster English vocab. Английский словарь Webster. 2012
noun a genus of sea urchins, similar to spatangus, abounding in the chalk formation;
from the starlike disposal of the ambulacral furrows.
Webster English vocab. Английский словарь Webster. 2012