Neptunea decemcostata
Neptunea decemcostata, the New England neptune, is a species of Neptunea and the state shell of Massachusetts. It is sometimes considered a subspecies of Neptunea lyrata, which it shares its common name with.
Neptunea decemcostata, the New England neptune, is a species of Neptunea and the state shell of Massachusetts. It is sometimes considered a subspecies of Neptunea lyrata, which it shares its common name with.