MICRASTER
Source: 567
‖Mi‐cras″ter (?), n. [[NL., fr. Gr. μικρόσ small + � star.]] (Paleon.) A genus of sea urchins, similar to Spatangus, abounding in the chalk formation; — from the starlike disposal of the ambulacral furrows.
Source: 567
‖Mi‐cras″ter (?), n. [[NL., fr. Gr. μικρόσ small + � star.]] (Paleon.) A genus of sea urchins, similar to Spatangus, abounding in the chalk formation; — from the starlike disposal of the ambulacral furrows.