| Monetaria caputserpentis | 
|  | 
| A live individual of Monetaria caputserpentis, anterior end towards the right | 
|  | 
| A shell of Monetaria caputserpentis | 
|
| Scientific classification | 
| Domain: | Eukaryota | 
 
| Kingdom: | Animalia | 
 
| Phylum: | Mollusca | 
 
| Class: | Gastropoda | 
 
| Subclass: | Caenogastropoda | 
 
| Order: | Littorinimorpha | 
 
| Family: | Cypraeidae | 
 
| Genus: | Monetaria | 
| Species: | M. caputserpentis | 
| Binomial name | 
| Monetaria caputserpentis 
 | 
|
| Synonyms | 
| Cypraea mauritiana Linnaeus, 1758Cypraea reticulum Gmelin, 1791Cypraea bandata Perry, 1811Cypraea albella Lamarck, 1822Cypraea caputanguis Philippi, 1849Cypraea caputanguis var. sophia Brazier, 1897Cypraea caputserpentis Linnaeus, 1758Cypraea caputserpentis var. caputcolubri Kenyon, 1898Cypraea caputserpentis var. candidata Sullioti, 1924Cypraea caputserpentis var. argentata Dautzenberg & Bouge, 1933Erosaria caputserpentis (Linnaeus, 1758)Erosaria (Ravitrona) caputserpentis kenyonae Schilder & Schilder, 1938Erosaria (Ravitrona) caputserpentis mikado Schilder & Schilder, 1938Erosaria (Ravitrona) caputserpentis var. albosignata Coen, 1949
 | 
Monetaria caputserpentis, common name the serpent's-head cowry or snakehead cowry, is a species of cowry, a sea snail, a marine gastropod mollusk in the family Cypraeidae, the cowries.