62 



G. PILLERI 



8.00: One lnia sighted close to the river bank rolling in the shallow water in 

 the sand. The animal lay on its side whereby a large part of the body could be seen 

 above the water. 



12.00: Departure from the lagoon to go to a second smaller lagoon of the 

 Mamoré. It is long and narrow, lying parallel to the river. Several lnias blowing 

 energetically in the normal manner. The beak seldom appears above the water. 

 Numerous cormorants are swimming or flying in the same area (fig. 8). 



Fig. 2. 



Diving by Ma geoffrensis. Left, normal diving. Right, deep diving. 



