Most observed native Trachycardiinae
Native to the US, by how plants support them, most observed first.
Other species All
8 native species with no plant ties on record, most observed first.
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Florida Prickly Cockle
Trachycardium egmontianum
1,567 observations
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Yellow Prickly Cockle
Dallocardia muricata
1,385 observations
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Spiny Prickly Cockle
Dallocardia quadragenaria
536 observations
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Even Prickly Cockle
Trachycardium isocardia
158 observations
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Broad Paper Cockle
Papyridea lata
92 observations
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Magnum Cockle
Acrosterigma magnum
75 observations
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Spiny Paper Cockle
Papyridea soleniformis
16 observations
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Frilled Paper Cockle
Pseudopapyridea semisulcata
8 observations