Articles

Beaumont, E.H. & Smithson, T.R., 1998. The cranial morphology and relationships of the aberrant Carboniferous amphibian Spathicephalus mirus Watson. Zool. J. Linn. Soc. 122 (1-2): 187-209. ≡

Chapters

Laurin, M. & Smithson, T.R., 2020. Anthracosauria G. Säve-Söderbergh 1934 [M. Laurin and T. R. Smithson], converted clade name. In K. de Queiroz, P.D. Cantino & J.A. Gauthier (eds.), Phylonyms. CRC Press, Boca Raton, 30 Apr 2020: [751]-754.

Laurin, M. & Smithson, T.R., 2020. Pan-Amniota T. Rowe 2004 [M. Laurin and T. R. Smithson], converted clade name. In K. de Queiroz, P.D. Cantino & J.A. Gauthier (eds.), Phylonyms. CRC Press, Boca Raton, 30 Apr 2020: [789]-792.