The osteology of some American Permian vertebrates

[1] BAUR, 1895, ANAT ANZEIGER, P412

[2] BROOM, 1913, B AM MUS NAT HIS NOV

[3] HUENE, 1912, MORPH JB

[4] WILLISTON, 1904, BIOL B, P190

[5] WILLISTON, AM PERMIAN VERTEBRAT, P30

[6] WILLISTON, 1910, AM J ANAL, P82

[7] WILLISTON, FIELD COLUMB MUS PUB, V73, P30

[8] WILLISTON, 1906, J GEOL, V16, P6

[9] WILLISTON, 1910, J GEOL, V18, P518

[10] WILLISTON, 1910, J GEOL, V18

[1] BAUR, 1895, ANAT ANZEIGER, P412

[2] BROOM, 1913, B AM MUS NAT HIS NOV

[3] HUENE, 1912, MORPH JB

[4] WILLISTON, 1904, BIOL B, P190

[5] WILLISTON, AM PERMIAN VERTEBRAT, P30

[6] WILLISTON, 1910, AM J ANAL, P82

[7] WILLISTON, FIELD COLUMB MUS PUB, V73, P30

[8] WILLISTON, 1906, J GEOL, V16, P6

[9] WILLISTON, 1910, J GEOL, V18, P518

[10] WILLISTON, 1910, J GEOL, V18