Animalia → Gastropoda → Planorbidae

Borax Lake Ramshorn

Planorbella oregonensis

Invertebrate Animals

ORBIC List 1S1

State Rank

SX
S1
S2
S3
S4
S5

S1 — Critically Imperiled in Oregon

What do these ranks mean? ORBIC's ranking definitions or NatureServe's conservation status categories

Ecoregions

N. Basin & Range
East Cascades

Counties

Harney

Other states / provinces

NV, UT

Range map

Certain
Possible
Extirpated
Absent