Rhizoprionodon
| Rhizoprionodon Temporal range:  Early Eocene to Present | |
|---|---|
| Milk shark (R. acutus) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Chondrichthyes | 
| Subclass: | Elasmobranchii | 
| Division: | Selachii | 
| Order: | Carcharhiniformes | 
| Family: | Carcharhinidae | 
| Genus: | Rhizoprionodon Whitley, 1929 | 
| Type species | |
| Carcharias (Scoliodon) crenidens Klunzinger, 1879 | |
| Synonyms | |
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Rhizoprionodon is a genus of requiem sharks, and part of the family Carcharhinidae, commonly known as sharpnose sharks because of their long, pointed snouts.