A Hudson Seal fur is a muskrat fur dyed to imitate seal fur. The name Hudson Seal Fur was patented in 1907.

a fur seal lives in antarctica.

• Antarctic fur seal, A. gazella
• Guadalupe fur seal, A. townsendi
• Juan Fernández fur seal, A. philippii
• Galápagos fur seal, A. galapagoensis
• Brown fur seal (or Cape fur seal), A. pusillus
• New Zealand fur seal, A. forsteri (validity questionable - see below)
• Subantarctic fur seal, A. tropicalis
• South American fur seal, A. australis
• Northern fur seal (Callorhinus ursinus)
• • Steller's sea lion, E. jubatus
  • Australian sea lion, N. cinerea
• • South American sea lion, O. flavescens
• • New Zealand sea lion or Hooker's sea lion, P. hookeri
• • California sea lion, Z. californianus
  • Galapagos sea lion, Z. wollebaeki

Antarctic fur seal was created in 1875.

Subantarctic fur seal was created in 1872.