| Description | 13 photographic negatives and several photographic plates labelled 'BEICIP Report Figured Specimens' with several pages of descriptive notes, copied from 'A Stratigraphic and Micropaleontological Survey: Esmeraldas, Manabi, Sierra and Oriente' by B Faucher, R Vernet, G Bizon, J J Bizon, N Grekoff, M Lys and J Sigal, 1971. |