Vitularia miliaris
A scabrously mamillated murex snail of the Indo-west Pacific.
Vitularia miliaris is a marine gastropod mollusk belonging to the Muricidae family, commonly known as murex or rock snails. Its shell ranges from 21 to 56 millimeters in length and is whitish or brownish, marked by irregular, rounded ribs. These ribs sometimes show chestnut coloring, resembling broken revolving bands. The entire shell surface has a notably rough, bumpy texture. Compared to the similar species Vitularia salebrosa, the ribs are more prominent and rounded, and the shell is more swollen and proportionally shorter. This species is widely distributed across the Indo-west Pacific, from the Red Sea to the Philippines, and also occurs in the Solomon Islands, Papua New Guinea, Indonesia, Fiji, and off the coasts of Queensland and Western Australia in Australia.
Quick Facts
- Taxon
- Vitularia miliaris
Facts from the source article.
Lore & Background
The shell of Vitularia miliaris varies in length between 21 mm and 56 mm. Its coloration is whitish or brownish, with irregular rounded ribs that may be tinged with chestnut, appearing as interrupted revolving bands. The entire surface is described as peculiarly scabrously mamillated, giving it a rough, nipple-like texture. Compared to Vitularia salebrosa, the ribs are more prominent and rounded, and the form is more ventricose and proportionately shorter. This marine species has a wide distribution across the Indo-west Pacific, ranging from the Red Sea to the Philippines, and including the Solomon Islands, Papua New Guinea, Indonesia, Fiji, and off the coasts of Queensland and Western Australia in Australia.
Reader's Guide
Vitularia miliaris holds a place within the Muricidae family as a distinctive species noted for its scabrously mamillated surface and ventricose form. Its shell, with irregular rounded ribs sometimes tinged with chestnut, distinguishes it from related species such as Vitularia salebrosa. The species has been documented in multiple malacological works, including those by Lamarck, Iredale, Kira, Radwin & D'Atillio, and Wilson, reflecting its recognition across different regional studies. Its wide distribution across the Indo-west Pacific, from the Red Sea to Australia, indicates a broad ecological range. The species contributes to the understanding of morphological variation within the genus Vitularia, particularly in shell sculpture and proportions. While not commercially prominent, it is of interest to shell collectors and malacologists studying the diversity of murex snails in tropical waters. The references to its description in works such as Lamarck's 1816 list and Iredale's Queensland molluscan notes underscore its historical documentation in the scientific literature.
Did You Know?
- The shell length of Vitularia miliaris ranges from 21 mm to 56 mm.
- The species has a wide distribution from the Red Sea to the Philippines and Australia.
- Compared to Vitularia salebrosa, its form is more ventricose and proportionately shorter.
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