Oblong ancylid

Weight

Not recorded

Length

Not recorded

Lifespan

Not recorded

Main food

Not recorded

Habitat

Not recorded

Young per litter or clutch

Not recorded

Conservation status

Not recorded

Countries on record

Not recorded

Not recorded

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

1. kingdomAnimalia
2. phylumMollusca
3. classGastropoda
4. familyPlanorbidae
5. genusFerrissia
6. SpeciesFerrissia rivularis (Say, 1817)

Synonyms Ancylus borealis, Ancylus calcarius, Ancylus caurinus subalpinus, Ancylus depressus, Ancylus haldemani, Ancylus haldemanii, Ancylus oregonensis, Ancylus ovalis, Ancylus parallelus, Ancylus rivularis, Ancylus tardus, Ferrissia arkansasensis, Ferrissia bayacalifornia, Ferrissia bayacalifornica, Ferrissia browni, Ferrissia hendersoni, Ferrissia mcneilli, Ferrissia michiganensis, Ferrissia occidentalis, Ferrissia oregonensis, Ferrissia parallelus

Catalogue of Life

CompareOblong ancylid vs Fragile ancylidOblong ancylid vs Cloche ancylidOblong ancylid vs South island freshwater limpetOblong ancylid vs Ferrissia adamsi

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@misc{oblong_ancylid_2026,
  title = {Oblong ancylid (Ferrissia rivularis)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/oblong-ancylid},
  note = {Data as of 2026-11-14}
}