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Maryland Checklist - Family: Planorbidae - all-time (Total: 7)
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Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
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G1 (Highly globally rare)
\n
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\n
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\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
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G4
\n
G4G5
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G5
\n
Garrett only
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GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
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\n
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\n
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\n
Reviewable (MD/DCRC)
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S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
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\n
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\n
S1S2 (Highly state rare)
\n
S1S2B (State rare breeder)
\n
S2 (State rare)
\n
S2B (State rare breeder)
\n
S2B (State rare breeder)
\n
S2S3 (State rare)
\n
S2S3B (State rare breeder)
\n
S3 (Watch list)
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S3B (State watchlist breeder)
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S3S4
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S3S4B (State watchlist breeder)
\n
S4SE
\n
SH (Historical)
\n
SHB (State historical breeder)
\n
SR (State rare)
\n
Status Uncertain
\n
SUB (Status uncertain breeder)
\n
SXB (State extirpated breeder)
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SXM (State extirpated migrant)
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Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
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Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records
Category
Family
Order
Class
Kingdom
1
Thicklip Rams-Horn
Planorbula
armigera
10
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
2
Flexed Gyro
Gyraulus
deflectus
1
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
3
Two-ridge Rams-Horn
Helisoma
anceps
21
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
4
Marsh Rams-Horn
Planorbella
trivolvis
18
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
5
Sharp Sprite
Promenetus
exacuous
1
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
6
Ash Gyro
Gyraulus
parvus
21
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
7
Bugle Sprite
Menetus
dilatatus
102
Freshwater Snails
Planorbidae
Basommatophora
Gastropoda
Animalia
