Note * — APPENDIX IV.
Reading edition
Journal of a voyage in Baffin’s bay and Barrow straits in the years 1850-1851 by Peter C. Sutherland, M.D., M.R.C.S.E., 1852.
† Strombodes gracilis. 1865 Geological Survey of Canada, Palæozoic Fossils, vol. 1, p. 113, fig. 94, by E. Billings; and Acervularia gracilis, 1900, Contributions to Canadian Palæontology, vol. IV, pt. II, pl. XIV, figs. 2, 2a, by Lawrence M. Lambe.