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Maryland Checklist - Order: Echinoida - all-time (Total: 6)
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Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G1G2 (Highly globally rare)
\n
G2 (Globally rare)
\n
G2G3 (Globally rare)
\n
G3 (Globally rare/local)
\n
G3G4 (Globally vulnerable)
\n
G4
\n
G4G5
\n
G5
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1M (State rare migrant)
\n
S1N (State rare non-breeder)
\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)
\n
S3B (State watchlist breeder)
\n
S3S4
\n
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)
\n
SXM (State extirpated migrant)
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Undescribed
\n
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\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Records
Category
Family
Order
Class
Kingdom
1
No Common Name
Gracilechinus
alexandri
0
Sea Urchins
Echinidae
Echinoida
Echinoidea
Animalia
2
No Common Name
Echinus
tylodes
0
Sea Urchins
Echinidae
Echinoida
Echinoidea
Animalia
3
Keyhole Urchin
Mellita
isometra
7
Sea Urchins
Mellitidae
Echinoida
Echinoidea
Animalia
4
No Common Name
Echinus
affinus
0
Sea Urchins
Echinidae
Echinoida
Echinoidea
Animalia
5
No Common Name
Echinus
gracilis
0
Sea Urchins
Echinidae
Echinoida
Echinoidea
Animalia
6
Green Sea Urchin
Strongylocentrotus
droebachiensis
1
Sea Urchins
Strongylocentrotidae
Echinoida
Echinoidea
Animalia
