| Tachypleus Temporal range:
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|---|---|
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| Tachypleus tridentatus | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Chelicerata |
| Order: | Xiphosura |
| Family: | Limulidae |
| Genus: | Tachypleus (Leach, 1819) |
| Synonyms | |
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Tachypleus is a genus of south, southeast and east Asian horseshoe crabs in the family Limulidae.