Credit: California Academy of Sciences Geology Orbigny d', A. D. (1826). Tableau méthodique de la classe des Céphalopodes. Annales des Sciences Naturelles. vol. 7: 96-169, 245-314., available online at http://biodiversitylibrary.org/page/5753959 page(s): p. 280 n° 1 Model n° 49
Credit: California Academy of Sciences Geology Orbigny d', A. D. (1826). Tableau méthodique de la classe des Céphalopodes. Annales des Sciences Naturelles. vol. 7: 96-169, 245-314., available online at http://biodiversitylibrary.org/page/5753959 page(s): p. 280 n° 1 Model n° 49
Orbigny d', A. D. (1826). Tableau méthodique de la classe des Céphalopodes. Annales des Sciences Naturelles. vol. 7: 96-169, 245-314., available online at http://biodiversitylibrary.org/page/5753959 page(s): p. 280 n° 1 Model n° 49, pl. 14 fig. 1-3
Image source: Cushman, J.A. 1915. A Monograph of the Foraminifera of the North Pacific Ocean. Part V. Rotaliidae. Bull. U.S. Nation. Mus 71: vii+87 pp.+31 pls.
Image source: Cushman, J.A. 1915. A Monograph of the Foraminifera of the North Pacific Ocean. Part V. Rotaliidae. Bull. U.S. Nation. Mus 71: vii+87 pp.+31 pls.