ZOOGEOGRAPHY 



265 



Car 74 



GoM/N/Car 7.2% 



oM/Car 5.4% 



3.6% 



South 3.0% 



Panam 4.2% 



Epicaridea excluded 



Car 67 



GoM/N/Car 9.6% 



GoM/Car 6.4% 



South 4.1% 



North 5.5% 

 Panam 3.7% Out 3.2% 



Epicaridea included 



Figure 109. Relative proportions of the zoogeographic components of the 

 Caribbean isopod fauna, with and without the parasitic Epicaridea. Car, 

 Caribbean; Out, extra-western Atlantic; GoM/Car, Gulf of Mexico-Caribbean; 

 GoM/N/Car, Gulf of Mexico-Northern-Caribbean; North, northern; Panam, amphi- 

 Panamic; South, southern. 



during a low-water stand (100 m below present sea level) during the 

 Pleistocene. A significant proportion (about 27 species, 28%) of the Gulf of 

 Mexico isopods are known from the eastern coast of the United States north 



