Helisoma anceps

Helisoma anceps, common name the two-ridge rams-horn, is a species of air-breathing freshwater snail, a pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.

Distribution

This species is distributed from Mexico, through the Central United States, to central Canada.

It was introduced to Europe.

See also

• List of non-marine molluscs of Mexico
• List of non-marine molluscs of the United States
• List of non-marine mollusks of the Indiana Dunes

References

Further reading

• Turgeon D. D., et al. (1998). Common and scientific names of aquatic invertebrates of the United States and Canada. American Fisheries Society Special Publication 26

External links