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Table 1.

Example of data used to generate the trees in Figure 2. Quantitative traits such as the number of postcanine teeth are treated as categorical traits in the software if used as described in this exercise. Some characters, such as “Mandibular Condyle High,” were determined in relation to specific landmarks on the skulls. Tooth counts refer to one side of upper jaw.

Upper IncisorsPostcanine TeethIncisive ForaminaLower Mandible ForaminaIncisor Color LayersCanine TeethMandibular Condyle HighInfra-orbital Foramen FrontSagittal Crest on ParietalPost-orbital Process ForwardSnout >1/3 SkullMolar Roots in Eye SocketPost-orbital Processes ConnectedForamen Magnum >1/4 Skull WidthRostral Fenestration
Raccoon 
Pig 
Dog 
Otter 
Rabbit 
Mink 
Chimpanzee 
Beaver 
Bobcat 
Squirrel 
Moose 
Human 
Muskrat 
House cat 
Upper IncisorsPostcanine TeethIncisive ForaminaLower Mandible ForaminaIncisor Color LayersCanine TeethMandibular Condyle HighInfra-orbital Foramen FrontSagittal Crest on ParietalPost-orbital Process ForwardSnout >1/3 SkullMolar Roots in Eye SocketPost-orbital Processes ConnectedForamen Magnum >1/4 Skull WidthRostral Fenestration
Raccoon 
Pig 
Dog 
Otter 
Rabbit 
Mink 
Chimpanzee 
Beaver 
Bobcat 
Squirrel 
Moose 
Human 
Muskrat 
House cat 
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