TABLE 6. Summary of results of pairwise comparisons of one-way ANOVAs of tooth dimensions by species at =0.05. Items in bold indicate significant comparisons.
 
 

Tooth position

Dimension

Comparison

p-value for t-test

 

P3

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.048

 

 

 

fluviatilis vs. galbreathi

0.035

 

P4

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

<0.001

 

 

 

fluviatilis vs. galbreathi

0.895

 

M1

length

niobrarensis vs. fluviatilis

0.013

 

 

 

niobrarensis vs. galbreathi

0.007

 

 

 

fluviatilis vs. galbreathi

0.421

 

M2

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.030

 

 

 

fluviatilis vs. galbreathi

0.679

 

p3

length

niobrarensis vs. fluviatilis

0.222

 

 

 

niobrarensis vs. galbreathi

0.011

 

 

 

fluviatilis vs. galbreathi

0.004

 

 

width

niobrarensis vs. fluviatilis

0.283

 

 

 

niobrarensis vs. galbreathi

0.238

 

 

 

fluviatilis vs. galbreathi

0.803

 

p4

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.032

 

 

 

fluviatilis vs. galbreathi

<0.001

 

 

tri width

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.034

 

 

 

fluviatilis vs. galbreathi

0.022

 

m1

length

niobrarensis vs. fluviatilis

0.385

 

 

 

niobrarensis vs. galbreathi

0.026

 

 

 

fluviatilis vs. galbreathi

0.095

 

 

tri width

niobrarensis vs. fluviatilis

0.002

 

 

 

niobrarensis vs. galbreathi

0.085

 

 

 

fluviatilis vs. galbreathi

0.781

 

m2

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.110

 

 

 

fluviatilis vs. galbreathi

0.040

 

 

tri width

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.103

 

 

 

fluviatilis vs. galbreathi

0.067

 

m1+m2

length

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.013

 

 

 

fluviatilis vs. galbreathi

0.774

 

 

tri width

niobrarensis vs. fluviatilis

<0.001

 

 

 

niobrarensis vs. galbreathi

0.028

 

 

 

fluviatilis vs. galbreathi

0.173