Common Sundial
| Name: | Common Sundial |
| Scientific Name: | Architectonica nobilis |
| Family: | Sundials |
| Taxonomic: | Architectonicidae |
| ID Group: | Snails, Clams & Shells |
| Size: | up to 2 in. |
| Depth Range: | In shallow waters (0 – 15 ft.) |
| Sightings: | Seen sometimes |
This Snail has a flattened, circular shell with 6 to 7 whorls and evenly spaced reddish-brown markings. Its name comes from the pattern on its shell, which resembles the shape and markings of an old-fashioned sundial.