It is the main host for the ciliate Trichodina baltica ; the snails are usually 100 % infected in the mantle cavity Another ciliate found in the mantle cavity is a species of Scyphidia .
This small snail is also parasitized by several species of ciliates .
snail is the main snail for the ciliate Trichodina baltica ; the snails are usually 100 % infected in the mantle cavity Another ciliate found in the mantle cavity is a species of Scyphidia .
This small snail is also parasitized by several species of ciliates .