REFERENCES

Adams, D.C., Rohlf, F.J., and Slice, D.E. 2004. Geometric morphometrics: ten years of progress following the 'revolution'. Italian Journal of Zoology, 71: 5-16.

Allen, E.G. 2006. New approaches to Fourier analysis of ammonoid sutures and other complex, open curves. Paleobiology, 32:299-315.

Allen, E.G. 2007. Understanding ammonoid sutures: New insight into the dynamic evolution of Paleozoic suture morphology. p. 159-180. In Landman, N.H., Davis, R.A., and Mapes, R.H. (eds.), Cephalopods Present and Past: New Insights and Fresh Perspectives. Springer, Dordrecht.

Bayer, U. 1977a. Cephalopoden-Septen Teil 1: Konstruktionsmorphologie des Ammoniten-Septums. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 154:290-366.

Bayer, U. 1977b. Cephalopoden-Septen Teil 2: Regelmechanismen im Gehäuse- und Septenbau der Ammoniten. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 155: 162-215.

Bayer, U. 1978a. Constructional morphology of ammonite septa. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 157:150-155.

Bayer, U. 1978b. The impossibility of inverted suture lines in ammonites. Lethaia, 11:307-313.

Bookstein, F.L. 1997. Landmark methods for forms without landmarks: localizing group differences in outline shape. Medical Image Analysis 1(3):225-243.

Buckman, S.S. 1892. A monograph of the Inferior Oolite ammonites of the British Islands, Part VII. Monograph of the Palaeontographical Society, 220:313-344.

Checa, A.G. 1996. Origin of intracameral sheets in ammonoids. Lethaia, 29:61-75.

Checa, A.G. 2003. Fabrication and function of ammonite septa—Comment on Lewy. Journal of Paleontology, 77:790-791.

Checa, A.G., and García-Ruiz, J. M. 1996. Morphogenesis of the septum in ammonoids, p. 253-296. In Landman, N.H., Tanabe, K., and Davis, R.A. (eds.), Ammonoid Paleobiology. Topics in Geobiology 13. Plenum Press, New York.

Checa, A.G., and García-Ruiz, J. M. 2000. Discussion: The development of ammonoid septa: an epithelial invagination process controlled by morphogens or by viscous fingering? Historical Biology, 14:299-301.

Cobban, W.A., and Hook, S.C. 1980. The Upper Cretaceous (Turonian) Ammonite Family Coilopoceratidae Hyatt in the Western Interior of the United States. USGS Professional Paper, 1192:1-26.

Coen, E., Rolland-Lagan, A., Matthews, M., Bangham, J.A., and Prusinkiewicz, P. 2004. The genetics of geometry. Proceedings of the National Academy of Sciences (USA), 101: 4728-4735.

Daniel, T.L., Helmuth, B.S., Saunders, W.B., and Ward, P.D. 1997. Septal complexity in ammonoid cephalopods increased mechanical risk and limited depth. Paleobiology, 23: 470-481.

De Blasio, F.V. 2008. The role of suture complexity in diminishing strain and stress in ammonoid phragmocones. Lethaia, 41(1):15-24.

Dongen, S.V. 2006. Fluctuating asymmetry and developmental instability in evolutionary biology: past, present and future. Journal of Evolutionary Biology, 19:1727-1743.

Efrati, E., Sharon, E., and Kupferman, R. 2009. Elastic theory of unconstrained non-Euclidean plates. Journal of the Mechanics and Physics of Solids, 57(4):762-775.

Environmental Systems Research Institute (ESRI). 2007. ArcGIS, ver. 9.2. Redlands, California.

Evans, A.R., Wilson, G.P., Fortelius, M., and Jernvall, J. 2007. High-level similarity of dentitions in carnivorans and rodents. Nature, 445:78-81.

García-Ruiz, J.M., and Checa, A. 1993. A model for the morphogenesis of ammonoid septal sutures. Geobios, Memoire Special, 15:157-162.

García-Ruiz, J.M., Checa, A., and Rivas, P. 1990. On the origin of ammonite sutures. Paleobiology, 16:349-354.

Gildner, R.F. 2003. A Fourier method to describe and compare suture patterns. Palaeontologia Electronica 6(1):12 p., 4.1 MB;
palaeo-electronica.org/2003_1/suture/issue1_03.htm.

Gowland, F.C., Boyle, P.R., and Noble, L.R. 2003. Asymmetry in the embryonic chromatophore pattern of the squid Loligo forbesi (Mollusca: Cephalopoda): a proxy for developmental instability. Journal of the Marine Biological Association of the United Kingdom, 83: 1101-1105.

Grande, C., and Patel, N.H. 2009. Nodal signaling is involved in left-right asymmetry in snails. Nature, 457:1007-1011.

Guex, J. 1992. Origine des sauts évolutifs chez les ammonites. Bulletin de la Société Vaudoise des Sciences Naturelles, 82:117-144.

Guex, J., and Rakus, M. 1991. Les Discamphiceratinae (Psiloceratidae), une nouvelle sous-famille d'ammonites (Cephalopoda) du Jurassique inférieur. Bulletin de la Société Vaudoise des Sciences Naturelles, 80:309-316.

Guex, J., Koch, A., O'Dogherty, L., and Bucher, H. 2003. A morphogenetic explanation of Buckman's law of covariation. Bulletin de la Société géologique de France, 174:603-606.

Guo, Y., and Onasch, C.M. 2001. Analysis of grain-scale deformation using a thin section GIS. Geological Society of America Abstracts with Programs, 33(6):324.

Hammer, Ř. 1999. The development of ammonoid septa: An epithelial invagination process controlled by morphogens? Historical Biology, 13:153-171.

Hammer, Ř., and Bucher, H. 1999. Reaction-diffusion processes: application for the morphogenesis of ammonoid ornamentation. Geobios, 32:841-852.

Hammer, Ř., and Bucher, H. 2006. Generalized ammonoid hydrostatics modeling, with application to Intornites and intraspecific variation in Amaltheus. Paleontological Research, 10:91-96.

Hassan, M.A., Westermann, G.E.G., Hewitt, R.A., and Dokainish, M.A. 2002. Finite-element analysis of simulated ammonoid septa (extinct Cephalopoda): septal and sutural complexities do not reduce strength. Paleobiology, 28:113-126.

Henderson, R.A. 1984. A muscle attachment proposal for septal function in Mesozoic ammonites. Palaeontology, 27:461-486.

Hengsbach, R. 1979. Zur Kenntnis der Asymmetrie der Ammoniten-Lobenlinie. Zoologische Beiträge, 25:107-162.

Hengsbach, R.1986a. Ontogenetisches Auftreten und Entwicklung der Sutur-Asymmetrie bei einigen Psilocerataceae (Ammonoidea; Jura). Senckenbergiana lethaea, 67:323-330.

Hengsbach, R. 1986b. Über Arnioceras falcaries (QUENSTEDT) und einige verwandte Arten aus Mitteldeutschland (Ammonoidea; Lias). Senckenbergiana lethaea, 67:151-170.

Hewitt, R.A. 1985. Numerical aspects of sutural ontogeny in the Ammonitina and Lytoceratina. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 170:273-290.

Hewitt, R.A., and Westermann, G.E.G. 1986. Function of complexly fluted septa in ammonoid shells I. Mechanical Principles and Functional Models. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 172:47-69.

Hewitt, R.A., and Westermann, G.E.G. 1987. Function of complexly fluted septa in ammonoid shells II. Septal evolution and conclusions. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 174:135-169.

Hewitt, R.A., and Westermann, G.E.G. 1997. Mechanical significance of ammonoid septa with complex sutures. Lethaia, 30:205-212.

Hewitt, R.A., and Westermann, G.E.G. 2003. Recurrences of hypotheses about ammonites and Argonauta. Journal of Paleontology, 77:792-795.

Hewitt, R.A., Checa, A., Westermann, G.E.G., and Zaborski, P.M. 1991. Chamber growth in ammonites inferred from colour markings and naturally etched surfaces of Cretaceous vascoceratids from Nigeria. Lethaia, 24:271-287.

Hölder, H. 1956. Über Anomalien an jurassischen Ammoniten. Paläontologische Zeitschrift, 30: 95-107.

Jacobs, D.K. 1990. Sutural pattern and shell stress in Baculites with implications for other cephalopod shell morphologies. Paleobiology, 16:336-348.

Jernvall, J., and Selänne, L. 1999. Laser confocal microscopy and geographic information systems in the study of dental morphology. Palaeontologia Electronica 2(1):18 p., 905KB; palaeo-electronica.org/1999_1/confocal/issue1_99.htm.

Lewy, Z. 2002. The function of the ammonite fluted septal margin. Journal of Paleontology, 76: 63-69.

Lewy, Z. 2003. Reply to Checa and to Hewitt and Westermann. Journal of Paleontology, 77: 796-798.

Longridge, L., Smith, P.L., Rawlings, G., and Klaptocz, V. 2009. The impact of asymmetries in the elements of the phragmocone of Early Jurassic ammonites. Palaeontologia Electronica 12(1):15 p.; palaeo-electronica.org/2009_1/160/index.html.

Lutz, T.M., and Boyajian, G.E. 1995. Fractal geometry of ammonoid sutures. Paleobiology, 21: 329-342.

Manger, W.L., and Quinn, J.H. 1972. Carboniferous dimorphoceratid ammonoids from Northern Arkansas. Journal of Paleontology, 46:303-314.

Manship, L.L. 2004. Pattern matching: Classification of ammonitic sutures using GIS. Palaeontologia Electronica Vol. 7, Issue 2; 6A: 15p, 736 KB;
palaeo-electronica.org/2004_2/sutures/issue2_04.htm.

Manship, L., Strauss, R.E., and Barrick, J. 2006. Discrimination of Frasnian (Late Devonian) Palmatolepis species using multivariate analysis of platform elements. Programme & Abstracts, First International Conodont Symposium 2006 (ICOS 2006), Leicester, UK: 55.

Marder, M. 2003. The shape of the edge of a leaf. Foundations of Physics, 33:1743-1768.

Marder, M., Sharon, E., Smith, S., and Roman, B. 2003. Theory of edges of leaves. Europhysics Letters, 62:498-504.

M'Kirera, F., and Ungar, P.S. 2003. Occlusal relief changes with molar wear in Pan troglodytes troglodytes and Gorilla gorilla gorilla. American Journal of Primatology, 60(2):31-41.

Monks, N., and Palmer, P. 2002. Ammonites. Smithsonian Institution Press, Washington, D.C.

Mutvei, H. 1967. On the microscopic shell structure in some Jurassic ammonoids. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 129:157-166.

Nath, U., Crawford, B.C.W., Carpenter, R., and Coen, E. 2003. Genetic control of surface curvature. Science, 299:1404-1407.

Nesis, K.N. 1987. Cephalopods of the World: Squids, Cuttlefishes, Octopuses, and Allies. T.F.H. Publications, Inc., Ltd., Neptune City, New Jersey. (English translation by B.S. Levitov.)

Olóriz, F., Palmqvist, P., and Pérez-Claros, J.A. 1999. Recent advances in morphometric approaches to covariation of shell features and the complexity of suture lines in Late Jurassic ammonites, with reference to the major environments colonized, p. 273-293. In Olóriz, F., and Rodríguez-Tovar, F.J. (eds.), Advancing Research on Living and Fossil Cephalopods. Kluwer Academic, New York.

Pérez-Claros, J.A. 2005. Allometric and fractal exponents indicate a connection between metabolism and complex septa in ammonites. Paleobiology 31(2):221-232.

Pérez-Claros, J.A., Olóriz, F., and Palmqvist P. 2007. Sutural complexity in Late Jurassic ammonites and its relationship with phragmocone size and shape: a multidimensional approach using fractal analysis. Lethaia 40(3):253-272.

Pfaff, E. 1911. Über Form und Bau der Ammonitensepten und ihre Beziehungen zur Suturlinie. Jahrbuch des Niedersächischen Geologischen Vereins Hannover, 4:207-223.

Plyusnin, I., Evans, A.R., Karme, A., Gionis, A., and Jernvall, J. 2008. Automated 3D phenotype analysis using data mining. PLoS One 3(3):e1742.

Reeside, J.B., Jr., and Cobban, W.A. 1960. Studies of the Mowry Shale (Cretaceous) and contemporary formations in the United States and Canada. United States Geological Survey Professional Paper 355.

Rohlf, F.J., and Marcus, L.F. 1993. A revolution in morphometrics. Trends in Ecology and Evolution 8(4):129-132.

Saunders, W.B. 1971. The Somoholitidae: Mississippian to Permian Ammonoidea. Journal of Paleontology, 45:100-118.

Saunders, W.B. 1995. The ammonoid suture problem: relationships between shell and septum thickness and suture complexity in Paleozoic ammonoids. Paleobiology, 21:343-355.

Seilacher, A. 1973. Fabricational noise in adaptive morphology. Systematic Zoology, 22:451-465.

Seilacher, A. 1975. Mechanische Simulation und funktionelle Evolution des Ammoniten-Septums. Paläontologische Zeitschrift, 49:268-286.

Seilacher, A. 1988. Why are nautiloid and ammonite sutures so different? Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 177:41-69.

Seilacher, A., and LaBarbera, M. 1995. Ammonites as Cartesian divers. Palaios, 10:493-506.

Sharon, E.B., Marder, M., and Swinney, H.L. 2004. Leaves, flowers and garbage bags: Making waves. American Scientist, 92:254-261.

Sharon, E., Roman, B., Marder, M., Shin, G.-S., and Swinney, H.L. 2002. Buckling cascades in thin sheets. Nature 419:579.

Smith, L.H. 1998. Asymmetry of Early Paleozoic trilobites. Lethaia, 31:99-112.

Spath, L.F. 1919a. Notes on ammonites I. Geological Magazine, 56:27-35.

Spath, L.F. 1919b. Notes on ammonites III. Geological Magazine, 56:115-122.

Swinnerton, H.H., and Trueman, A.E. 1917. The morphology and development of the ammonite septum. Quarterly Journal of the Geological Society of London, 73:26-58.

Titus, A.L., and Manger, W.L. 2001. Mid-Carboniferous ammonoid biostratigraphy, southern Nye County, Nevada: implications of the first North American Homoceras. Paleontological Society Memoir 55 (Journal of Paleontology, Supplement) 75:31.

Ungar, P. 2004. Dental topography and diets of Australopithecus afarensis and early Homo. Journal of Human Evolution, 46(5):605-622.

Vogt, G., Huber, M., Thiemann, M., van den Boogaart, G., Schmitz, O.J., and Schubart, C.D. 2008. Production of different phenotypes from the same genotypes in the same environment by developmental variation. Journal of Experimental Biology, 211:510-523.

Waggoner, K.J., and Manship, L.L. 2004. Sutural variation in ammonite ontogeny: applying GIS for paleontologic analyses. Geological Society of America Abstracts with Programs, 36(5):422.

Ward, P.D. 1987. The Natural History of Nautilus. Allen and Unwin, Boston.

Ward, P.D., and Westermann, G.E.G. 1976. Sutural inversion in a heteromorph ammonite and its implication for septal formation. Lethaia, 9:357-361.

Westermann, G.E.G. 1966. Covariation and taxonomy of the Jurassic ammonite Sonninia adicra (Waagen). Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 124:289-312.

Westermann, G.E.G. 1971. Form, structure, and function of shell and siphuncle in coiled Mesozoic ammonoids. Life Science Contributions, Royal Ontario Museum, 78:1-39.

Westermann, G.E.G. 1975. Model for origin, function and fabrication of fluted cephalopod septa. Paläontologische Zeitschrift, 49:235-253.

Yacobucci, M.M. 1999. Plasticity of developmental timing as the underlying cause of high speciation rates in ammonoids: An example from the Cenomanian Western Interior Seaway of North America, p. 59-76. In Olóriz, F., and Rodríguez-Tovar, F.J. (eds.), Advancing Research in Living and Fossil Cephalopods. Kluwer Academic, New York.

Yacobucci, M.M. 2004. Buckman's paradox: Constraints on ammonoid ornament and shell shape. Lethaia, 37:59-71.

Zaborski, P.M.P. 1986. Internal mould markings in a Cretaceous ammonite from Nigeria. Palaeontology, 29:725-738.

Zuccotti, L.F., Williamson, M.D., Limp, W.F., and Ungar, P.S. 1998. Modeling primate occlusal topography using geographic information systems technology. American Journal of Physical Anthropology, 107:137-142.