1. Evidence of size-selective evolution in the fighting conch from prehistoric subsistence harvesting by Aaron O'Dea, Marian Lynne Shaffer, Douglas R. Doughty, Thomas A. Wake, and Felix A. Rodriguez Proceedings B Volume 281(1782):20140159 May 7, 2014 ©2014 by The Royal Society

2. Bocas del Toro archipelago, Caribbean Panama, showing location of sites used or discussed in this study. Aaron O'Dea et al. Proc. R. Soc. B 2014;281:20140159 ©2014 by The Royal Society

3. Growth of the West Indian fighting conch (Strombus pugilis) and morphometrics (height, width and lip thickness) taken in this study. Aaron O'Dea et al. Proc. R. Soc. B 2014;281:20140159 ©2014 by The Royal Society

4. Shell size versus lip thickness in Strombus pugilis shells from Bocas del Toro. Aaron O'Dea et al. Proc. R. Soc. B 2014;281:20140159 ©2014 by The Royal Society

5. Box plots of (a) shell height and (b) shell width of sexually mature Strombus pugilis from pre- human, prehistoric and contemporary sites in Bocas del Toro. Aaron O'Dea et al. Proc. R. Soc. B 2014;281:20140159 ©2014 by The Royal Society