pebblesnail

Any of various freshwater snails in the families Hydrobiidae and Lithoglyphidae in superfamily Rissooidea.

日本語の意味

Hydrobiidae科およびLithoglyphidae科に属する、淡水に生息する小型の巻貝（カタツムリ）の総称

A tiny pebblesnail clung to the underside of the stream's stones as I watched.

私が見ていると、小さな小石につく淡水の巻貝が小川の石の裏側にしがみついていた。

意味（1）

Any of various freshwater snails in the families Hydrobiidae and Lithoglyphidae in superfamily Rissooidea.

pebblesnails

（ plural ）