1. The Aïstopod amphibians surveyed;BAIRD;Breviora,1964
2. Carboniferous rocks and fossil floras of northern Nova Scotia;BELL;Mem. geol. Sum. Can.,1944
3. A microsaur from the Pennsylvanian of Joggins, Nova Scotia.;CARROLL;Nat. Hist. Pap. natn. Mus. Can.,1963
4. The earliest reptiles.;CARROLL;J. Linn. Soc.,1964
5. New or little known reptiles and amphibians from the Permian (?) of Texas.;CASE;Bull. Am. Mus. not. Hist,1910