42« 



100 M 

 40o[200M 



Aconthohausforius intermedius 

 Acanthohaustorlus spinosus 



- 42° 



40° 



100 M 



^Oo200M,, 



Acanthohaustorius sp C 



- 42° 



40° 



40°- 



100 M^^ ^ ^ .,^J"-^'"'' 



200 M-, 



• Acanthonotozoma serratum 

 ▲ Andaniopsis nordlandica 



70° 



68° 



66° 



70° 



68° 



- 42° 



- 40' 



66° 



Figure 4. — Geographic dislribution of species of gammaridean Amphipoda on Georges Banii. 



13 



