Abatus agassizii Mortensen, 1910 (original description)
Austrocidaris spinulosa Mortensen, 1910 (original description)
Sterechinus agassizii Mortensen, 1910 (original description)

Antarctic 200NM zone beyond the coastline for Amphipneustes lorioli Koehler, 1901 
Antarctic 200NM zone beyond the coastline for Ctenocidaris speciosa Mortensen, 1910 
Antarctic 200NM zone beyond the coastline for Sterechinus neumayeri (Meissner, 1900) 
Chilean Exclusive Economic Zone for Pseudechinus magellanicus (Philippi, 1857) 
Chilean Exclusive Economic Zone for Pseudechinus magellanicus (Philippi, 1857) 
Falkland Islands Exclusive Economic Zone for Austrocidaris canaliculata (A. Agassiz, 1863) 
Falkland Islands Exclusive Economic Zone for Pseudechinus magellanicus (Philippi, 1857) 
Falkland Islands Exclusive Economic Zone for Sterechinus agassizi Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus agassizii Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Abatus cavernosus (Philippi, 1845) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Antrechinus nordenskjoldi (Mortensen, 1905) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Ctenocidaris speciosa Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Ctenocidaris speciosa Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Ctenocidaris speciosa Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Sterechinus agassizi Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Sterechinus agassizi Mortensen, 1910 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Sterechinus neumayeri (Meissner, 1900) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Sterechinus neumayeri (Meissner, 1900) 
Overlapping claim South Georgia and the South Sandwich Islands: United Kingdom / Argentina for Sterechinus neumayeri (Meissner, 1900) 

 Authority

 for Abatus agassizii Mortensen, 1910

Attributed to Pfeffer by Mortensen (1910 and 1951), but name of Pfeffer is based on a collection label. Thus ... [details]