There are 2 species of Elephants in the world today. The African Elephant with specie name 'Loxodonta' and the Asian Elephant also known as 'Elephas'.
The African Elephant species is further divided into 2 subspecies. These are: African Bush/Savanna Elephant (Loxodonta Africana) and African Forest Elephant (Loxodonta cyclotis).
The Asian Elephant species is divided into four subspecies, these include:
Sri Lanka Elephant (Elephas maximus maximus)
Indian Elephant (Elephas maximus indianus)
Sumatran Elephant (Elephas maximus sumatranus) and
It is believed that at a point in time, there were over 300 species of Elephants in the world but most of these species are now extinct and we are left with the two species listed above.