Galeocerdo clarkensis is an extinct relative of the modern tiger shark that lived in Eocene Alabama, Georgia, and Louisiana. Fossils have also been found in Mississippi. Six collections of fossils are known.[1]
| Galeocerdo clarkensis Temporal range:
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|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Carcharhiniformes |
| Family: | Galeocerdonidae |
| Genus: | Galeocerdo |
| Species: | G. clarkensis
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| Binomial name | |
| Galeocerdo clarkensis E. I. White, 1956
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