Table 1 in Tuco-tucos (Rodentia, Octodontidae) in Southern Brazil: Ctenomys lami spec. nov. Separated from C. minutus Nehring 1887

Table 1. Morphometric comparison of the two sibling species C. lami spec. nov. and C. minutus from Rio Grande do Sul.
♂♂♀♀C. lami spec. nov.C. minutusC. lami spec. nov.C. minutus(n = 14)(n = 18)(n = 21)(n = 24)Charactersx¯SDx¯SDt-valuex¯SDx¯SDt-valueSkull total length48.513.3447.323.580.9645.192.4544.112.331.50Condylobasal length46.032.9043.233.222.5443.532.3340.512.144.47***Nasal length18.081.3217.031.442.11*16.781.0615.691.073.41***Nasal width6.920.686.730.760.756.620.426.180.533.00**Bimeatal breadth29.212.8027.172.052.36**26.721.4925.761.312.32**Zygomatic breadth29.501.8728.432.051.4927.771.4526.711.492.43**Mastoid breadth27.781.5326.121.662.89**26.271.2624.711.194.27***Interorbital width10.150.819.200.583.83***9.320.598.360.943.61***Rostral breadth12.381.3111.860.991.2511.380.6510.800.822.59**Braincaise breadth17.881.8417.760.760.2318.130.8117.290.733.67***Preorbital foramen length10.670.839.950.982.18**9.720.689.340.731.80*Condylonasal length32.041.8731.453.280.9030.281.7330.071.270.46Diastema length14.181.2113.521.181.5512.760.9312.500.950.90Auditory bulla length16.320.9214.601.244.33***15.551.1913.850.935.40***Auditory bulla width7.880.557.900.580.127.640.527.530.700.60Incisive width3.500.262.980.433.87***3.130.252.740.265.12***IV pre-molar length4.200.223.960.322.25**3.980.243.890.191.3Length of maxillary toothrow9.970.559.700.751.129.500.629.370.510.75Mandibular width36.602.8336.833.030.2133.052.1734.512.401.46*Palatal length22.401.3122.221.940.2920.691.3820.581.540.24
* p <0.05; ** p <0.01; *** p <0.001.