Cerithium zebrum

Cerithium zebrum is a species of sea snail, a marine gastropod mollusk in the family Cerithiidae. Cerithium zebrum is also commonly named zebra horn.

Description
Cerithium zebrum has a distinctive growth to its shell where it starts as a solitary spiral cord that progressively strengthens over time giving its more pronounced spiral shell. There are numerous threads within its shell that differentiate in toughness since when they form a keel it tends to have more fragile ribs or axial riblets due to its one spiral strand. Its shell reaches about 7mm in length. Coming in many different colors from brown to beige, salmon, and even mauve. They also have a variable design that the shell has between being banded and unbanded.

Distribution & Habitat
The distribution of Cerithium zebrum includes the Western Central Pacific. The primary habitat of Cerithium zebrum is found among the rocky shores of the rugged and ever-changing conditions of the intertidal zone or tidal pools. It's also said they can be found among the anchialine ponds which are in other words brackish water. (Brackish water is a mix between fresh and saltwater).
 * Guam


 * Hawaii
 * American Samoa
 * Northern Mariana Islands
 * Indonesia
 * Philippines