Bones:
1 Head - 
2 Jaw -  
3 L_Flipper_01 - 
4 R_Flipper_01
5 Body - 
6 L_Flipper_02
7 R_Flipper_02 
8 Top_Flipper_01
9 Tail_01 - 
10 Top_Flipper_02 
11 Tail_02
12 Tail_03