| 释义 |
both·rio·cid·a·ris
\-ˈsidərə̇s\ noun
Usage: capitalized
Etymology: New Latin, from bothri- + Cidaris
: a genus (coextensive with the family Bothriocidaridae and order Bothriocidaroida) of extinct primitive simple sea urchins that somewhat resemble Cystoidea and are known from the Ordovician of the Russo-Baltic area |