Pristiloma johnsoni (Dall 1895)

Broadwhorl Tightcoil

Pristilomatidae, ,Gastropoda, Mollusca, Animalia


Identification: Shell up to 2.5 mm diameter, 1.1 mm high, with about 4 whorls; spire nearly flat; umbilicus completely closed; animal white.


Natural History:

Conservation Status:

Literature Cited:


Etymology: pristys – a saw, loma – border, alluding to the serrate marginal lip of P. lansingi; named for Professor O. B. Johnson.