234 



BENJAMIN SCHWARTZ AND S. R. SAFIR 



No. 3. U. pugilator, male, right handed 



No. 4. U. pugnax, right handed 



i t 



Day Closed Open Closed Open 



1 14 6 70 30 



2 5 15 25 75 



3 4 16 20 80 



4 3 17 15 85 



5 4 16 20 80 



6 1 19 5 95 



7 1 19 5 95 



8 20 100 



9 1 19 5 95 

 10 20 100 



Day Closed Open Closed Open 



1 13 7 65 35 



2 8 12 40 60 



3 9 11 45 55 



4 2 18 10 90 



5 4 16 20 80 



6 3 17 15 85 



7 4 16 20 80 



8 4 16 20 80 



9 2 18 10 90 

 10 3 17 15 85 



No. 5. U. pugilator, left handed 



No. 6.* U. pugilator, left handed 



Day Closed Open Closed Open 



1 18 2 90 10 



2 15 5 75 25 



3 10 10 50 50 



4 7 13 35 65 



5 9 11 45 55 



6 10 10 50 50 



7 5 15 25 75 



8 4 16 20 80 



9 1 19 5 95 

 10 4 16 20 80 



No. 7.* U. pugilator, left handed 



/o 



( ■ 

 /o 



Dav Closed Open Closed Open 



1 15 5 75 25 



2 8 12 40 60 



3 12 8 60 40 



4 10 10 50 50 



5 10 10 50 50 



6 11 9 55 45 



7 9 11 45 55 



* This animal died at the end of 

 seven days. 



No. 8. * U. pugilator, female 



/c 



/c 



Day Closed Open Closed Open 



1 15 5 75 25 



2 9 11 45 55 



3 8 12 40 60 



4 7 13 35 65 



5 5 15 25 75 



6 4 16 20 80 



7 3 17 15 85 



8 3 17 15 85 



9 2 18 10 90 

 * Died. 



< ■■■ 



/o 



Day Closed Open Closed Open 



1 12 8 60 40 



2 9 11 45 55 



3 6 14 30 70 



4 6 14 30 70 



5 7 13 35 65 



6 7 13 35 65 



7 5 15 25 75 



* Died. 



No. 9. U. pugilator, female 



/c /o 



Day Closed Open Closed Open 



1 12 8 60 40 



2 5 15 25 75 



3 8 12 40 60 



4 3 17 15 85 



5 5 15 25 75 



6 4 16 20 80 



7 6 14 30 70 



8 4 16 20 80 



9 2 18 10 90 

 10 5 15 25 75 



No. 10.* U. pugilator, right handed 



% 



/c 



Day Closed Open Closed Open 



1 14 6 70 30 



2 13 7 65 35 

 4 13 7 65 35 

 6 11 9 55 45 

 9 14 6 70 30 



10 11 9 55 45 



12 10 10 50 50 



14 10 10 50 50 



16 9 11 45 55 



18 10 10 50 50 

 * This crab was tested at irregular 

 intervals. 



