Smalltail shark
- kingdom: Animalia
- phylum: Chordata
- class: Elasmobranchii
- order: Carcharhiniformes
- family: Carcharhinidae
- genus: Carcharhinus
- species: Carcharhinus porosus
Vila Velha
Espírito Santo
Brazil
San Juan de Urabá
Antioquia
Colombia
San Felipe
Baja California
Mexico
Freeport- Port Aransas
Texas
United States