140 THE DESEADO FORMATION OF PATAGONIA 
Asmodeus scotti Ameghino 
A. scotti Amegh., 1895, Bol. Inst. Geog. Argen., t. 15, p. 643. 
A. scotti Amegh., 1897, Bol. Inst. Geog. Argen., t. 18, p. 477. 
This species is not represented in our collection, but I 
reproduce Ameghino’s figure of the type, and of the milk 
Fig. too. Upper and lower incisors, canines, and premolars 
——1/2 natural size, after Ameghino. 
dentition. Unfortunately his type figure is from the side 
and does not give all the desired information. 
In the upper dentition, the small incisors, pitted on the 
crown, increase regularly in size toward the rear; and each 
has an external cingulum around the base. ‘The canine 
is about twice the size of the adjacent incisor, and also has 
V hia 
diz dtl ge 
dpm. 4 mt 
Fig. tor. Milk incisors, canine, and premolars and permanent m. 1—1/2 
natural size, after Ameghino. 
an external cingulum. ‘The premolars increase regularly 
in size and also have at least an external cingulum. Figure 
101 shows a dentition which Ameghino described as the 
milk set of A. osborni. At the same time he remarks the 
unusual character of the deciduous canine in being two- 
cusped. I think this set of teeth should be interpreted as 
deciduous inc. 2 to deciduous pm. 4, plus the permanent 
