Chocolate-Lined Topsnail
| Name: | Chocolate-Lined Topsnail |
| Scientific Name: | Calliostoma javanicum |
| Family: | Top Snails |
| Taxonomic: | Calliostomatidae |
| ID Group: | Snails, Clams & Shells |
| Size: | up to 1.25 in. |
| Depth Range: | On the reef (10 – 60 ft.) |
| Sightings: | Not usually seen |
This Snail has a conical shell with thin brown lines. Its name comes from the chocolate-colored lines that decorate its shell and mantle.