A weekly boxing list compiled by Michael Rosenthal. This week: The 10 South Africans rated by THE RING (in order of weight). South Africa, a boxing power, is tied with Japan at 10 rated fighters, behind only the United States (45) and Mexico (20). One of its best, Malcolm Klassen, faces Robert Guerrero on the Juan Diaz-Paulie Malignaggi undercard on Saturday in Houston on HBO.

1. Isaac Hlatswayo, Soweto: No. 8 welterweight (29-1-1, 10 KOs)
2. Ali Funeka, East London: No. 6 lightweight (31-1-2, 25)
3. Malcolm Klassen, Toekomsrus: No. 2 junior lightweight (24-4-2, 15 KOs)
4. Mzonke Fana, Cape Town: No. 3 junior lightweight (28-4, 11 KOs)
5. Cassius Baloyi, Johannesburg: No. 5 junior lightweight (36-4-1, 19 KOs)
6. Jeffrey Mathebula, Brakpan: No. 10 junior featherweight (22-2-2, 12 KOs)
7. Silence Mabuza, Johannesburg: No. 6 bantamweight (22-3, 18 KOs)
8. Simphiwe Nongqayi, Border Post: No. 10 junior bantamweight (15-0, 6 KOs)
9. Moruti Mthalane, Johannesburg: No. 8 flyweight (22-2, 15 KOs)
10. Nkosinathi Joyi, Mdantsane: No. 4 junior flyweight (20-0, 15 KOs)

Michael Rosenthal can be reached at [email protected]