| 释义 |
cer·i·thid·ea
\ˌserəˈthidēə\ noun
Usage: capitalized
Etymology: New Latin, probably irregular from Cerithium
: a genus of brackish-water snails (family Cerithiidae) having a long usually dark brown or blackish spiral shell, common on tidal mud flats, and including intermediate hosts of the intestinal fluke (Heterophyses heterophyses) |