Nashua Formation
Arcida
Anadara aequalitas
Anadara aequicostata
Anadara brasiliana
Anadara campyla
Anadara lienosa
Anadara scalarina
Arcoida
Anadara megerata
Clypeasteroida
Mellita aclinensis
Scleractinia
Septastrea marylandica
Solenastrea hyades