216 



CLARK: DISTRIBUTION OF UNSTALKED CRINOIDS 



The frequency at different depths of the comatulids occurring on the coasts of 



China and Japan 



Arctic and 

 Antarctic 



Fathoms 



0-50 



50-100.... 



100-150.... 



150-200.... 



200-250.... 



250-300.... 



300-350.... 



350-400.... 



400-150.... 



450-500.... 



500-550.... 



550-600.... 



600-650. . . . 



650-700.... 



700-750.... 



750-800.... 



800-850.... 



850-900.... 



900-950.... 



950-1000... 

 1000-1100... 

 1100-3000... 



All 



species 



42 



35 



32 



16 



7 



7 



9 

 12 



9 



5 



6 



4 



3 



2 



1 



2 



1 



1 



1 



1 



1 



1 



Fndo -Pacific 

 species 

 20 

 30 

 27 

 11 



4 



4 



5 



7 



4 



2 



2 



1 



1 



1 







1 



























25-24 



24-23 



23-22 



22-21 



21-20 



20-19 



19-16 



16-17 



17-16 



16-15 



15-14 



14-li 



lJ-12 



12-11 



11-10 



10- 9 



9-8 



8-7- 



7-6 



6-5 



6-4 



Malayan 



species 



21 



2 



2 



2 



















12 Ifi CO Z\ 



species. 

 1 

 3 

 3 

 3 

 3 

 3 

 4 

 4 

 4 

 2 

 3 

 2 

 1 

 

 

 

 

 

 

 

 



1 



Fig. 2. The frequency at different temperatures of the comatulids of the 



coasts of China and Japan. The Species of the Indo-Pacific Fauna; 



The Species of the Malayan Fauna; The Species of the 



Arctic and Antarctic Faunas; The Total for all Species. 



