BEHAVIOUR OF THE AMAZON DOLPHIN 



65 



Table I 



Number 



T 417 



T 418 



T 419 



T 420 



Weight kg 



28 



57 



67.5 



26 



Sex 



S 



? 



? 



? 



Length of Body cm 



163 



208 



216 



150 



Tip of snout — Umbilicus cm 



75 



132 



104 



96 



Tip of snout — Genitals cm 



83 



149 



143 



93 



Tip of snout — Anus cm 



100 



153 



148 



96 



Tip of snout — Flipper cm 



50 



70 



64 



43 



Length of flipper cm 



35 



43 



42 



39 



Width of flipper cm 



14 



17 



17 



12 



Tip of snout — Dorsal fin cm 



82 



103 



103 



78 



Length of dorsal fin cm 



32 



48 



45 



28 



Height of dorsal fin cm 



6 



6 



6 



3.5 



Length of tail cm 



19 



23 



23 



17 



Width of tail cm 



39 



47 



50 



33 



Tip of snout — Eye cm 



28 



37 



36 



24 



Tip of snout — Blowhole cm 



33 



42 



42 



29 



Blowhole — Eye (left) cm 



14 



12 



13 



11 



Blowhole — Eye (right) cm 



11 



15 



15 



13 



Length of eye-lid cm 



0.6 



1 



1 



1 



Width of blowhole cm 



3 



4 



3.5 



3 



Length of beak cm 



20 



26 



26 



17 



Length of lips cm 



25 



33 



34 



22 



Length of skull cm 



— 



51 



48 



34 



Teeth 



right above 



28* 



34 



31 



33 



left above 



21* 



32 



31 



32 



right below 



33 



33 



31 



33 



left below 



33 



32 



31 



32 



* incomplète 



Rev. Suisse de Zool., T. 76, 1969. 



5 



