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Maryland Checklist - Family: Pisidiidae - all-time (Total: 20)
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Adventive
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Endangered (MD)
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\n
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\n
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\n
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\n
Garrett only
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GH (No known extant occurrences)
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GU (Global status uncertain)
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\n
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Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
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S1B (Highly state rare breeder)
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S1S2 (Highly state rare)
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S2 (State rare)
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\n
Status Uncertain
\n
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Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Category
Family
Order
Class
Kingdom
1
Lake Fingernailclam
Musculium
lacustre
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
2
Swamp Fingernailclam
Musculium
partumeium
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
3
Pond Fingernailclam
Musculium
securis
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
4
Long Fingernailclam
Musculium
transversum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
5
Adam Peaclam
Pisidium
adamsi
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
6
Ubiquitous Peaclam
Pisidium
casertanum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
7
Ridged-beak Peaclam
Pisidium
compressum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
8
Greater Eastern Peaclam
Pisidium
dubium
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
9
Round Peaclam
Pisidium
equilaterale
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
10
River Peaclam
Pisidium
fallax
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
11
Rusty Peaclam
Pisidium
ferrugineum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
12
Lilljeborg Peaclam
Pisidium
lilljeborgi
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
13
Shiny Peaclam
Pisidium
nitidum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
14
Perforated Peaclam
Pisidium
punctatum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
15
Triangular Peaclam
Pisidium
variable
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
16
Walker Peaclam
Pisidium
walkeri
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
17
River Fingernailclam
Sphaerium
fabale
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
18
Herrington Fingernailclam
Sphaerium
occidnetale
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
19
Grooved Fingernailclam
Sphaerium
simile
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
20
Striated Fingernailclam
Sphaerium
striatinum
Freshwater Bivalves
Pisidiidae
Veneroida
Bivalvia
Animalia
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