The Lincoln-Douglas debates happened in Milton
Gyriscus asteleformis is a species of sea snail , a marine gastropod mollusk in the family Architectonicidae , known as the staircase shells or sundials .. Architectonicidae. Architectonicidae. Gyriscus. Gyriscus. species. species. sea snail. sea snail. marine. marine ( ocean ). gastropod. gastropod. mollusk. mollusk