Marsh Rams-Horn Planorbella trivolvis (Say, 1817)  Synonyms: Helisoma trivolvis.

There are 7 records in the project database.

Search Google Images

A Marsh Rams-Horn collected in Anne Arundel Co., Maryland (9/29/2015). Verified by Robert T. Dillon, College of Charleston. Photo by Robert Aguilar, SERC. (MBP list)

View All Images

Use of images featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

View Bibliography