REFERENCES

Arnaboldi, M., and Meyers, P.A., 2003. Geochemical evidence for paleoclimatic variations during deposition of two late Pliocene sapropels from the Vrica section, Calabria. In Meyers, P.A., and Negri, A. (Eds.), Paleoclimatic and Paleoceanographic Records in Mediterranean Sapropels and Mesozoic Black Shales. Palaeogeogr., Palaeoclimatol., Palaeoecol., 190:257–271. doi:10.1016/S0031-0182(02)00609-0

Bouloubassi, I., Rullkötter, J., and Meyers, P.A., 1999. Origin and transformation of organic matter in Pliocene-Pleistocene Mediterranean sapropels: organic geochemical evidence reviewed. Mar. Geol., 153(1–4):177–197. doi:10.1016/S0025-3227(98)00082-6

Calvert, S.E., Nielsen, B., and Fontugne, M.R., 1992. Evidence from nitrogen isotope ratios for enhanced productivity during formation of eastern Mediterranean sapropels. Nature (London, U. K.), 359:223–225. doi:10.1038/359223a0

Dymond, J., Suess, E., and Lyle, M., 1992. Barium in deep-sea sediment: a geochemical proxy for paleoproductivity. Paleoceanography, 7:163–181.

Espitalié, J., Laporte, J.L., Madec, M., Marquis, F., Leplat, P., Paulet, J., and Boutefeu, A., 1977. Méthode rapide de caractérisation des roches mčres, de leur potentiel pétrolier et de leur degré d'évolution. Rev. Inst. Fr. Pet., 32:23–42.

Fogel, M.L., and Cifuentes, L.A., 1993. Isotope fractionation during primary production. In Engel, M.H., and Macko, S.A. (Eds.), Organic Geochemistry: Principles and Applications: New York (Plenum), 73–98.

Hofmann, P., Ricken, W., Schwark, L., and, Leythaeuser, D., 2001. Geochemical signature and related climatic-oceanographic process for early Albian black shales: Site 417D, North Atlantic Ocean. Cretaceous Res., 22:243–257. doi:10.1006/cres.2001.0253

Jansa, L.F., Enos, P., Tucholke, B.E., Gradstein, F.M., and Sheridan, R.E., 1979. Mesozoic–Cenozoic sedimentary formations of the North American Basin, western North Atlantic. In Talwani, M., Hay, W., and Ryan, W.B.F. (Eds.), Deep Drilling Results in the Atlantic Ocean: Continental Margins and Paleoenvironment. Maurice Ewing Ser., 3:1–57.

Knoop, P.A., 2005. Data report: Inorganic geochemistry of hydrothermal sediments, Hole 1215A. In Wilson, P.A., Lyle, M., and Firth, J.V. (Eds.), Proc. ODP, Sci. Results, 199 [Online]. Available from World Wide Web: <http://www-odp.tamu.edu/publications/199_SR/218/218.htm>. [Cited 2005-11-21]

Leckie, R.M., Bralower, T.J., and Cashman, R., 2002. Oceanic anoxic events and plankton evolution: biotic response to tectonic forcing during the mid-Cretaceous. Paleoceanography, 17(3):1041. doi:10.1029/2001PA000623

Meyers, P.A., 1987. Organic-carbon content of sediments and rocks from Deep Sea Drilling Project Sites 603, 604, and 605, western margin of the North Atlantic. In van Hinte, J.E., Wise, S.W., Jr., et al., Init. Repts. DSDP, 93 (Pt. 2): Washington (U.S. Govt. Printing Office), 1187–1194.

Meyers, P.A., 1994. Preservation of elemental and isotopic source identification of sedimentary organic matter. Chem. Geol., 114(3–4):289–302. doi:10.1016/0009-2541(94)90059-0

Meyers, P.A., 1996. Geochemical comparisons of organic matter in Cretaceous black shales from Site 897, Iberia Abyssal Plain, Sites 638 and 641, Galicia Margin, and Site 398, Vigo Seamount. In Whitmarsh, R.B., Sawyer, D.S., Klaus, A., and Masson, D.G. (Eds.), Proc. ODP, Sci. Results, 149: College Station, TX (Ocean Drilling Program), 295–300. doi:10.2973/odp.proc.sr.149.240.1996

Meyers, P.A., and Doose, H., 1999. Sources, preservation, and thermal maturity of organic matter in Pliocene–Pleistocene organic-carbon-rich sediments of the western Mediterranean Sea. In Zahn, R., Comas, M.C., and Klaus, A. (Eds.), Proc. ODP, Sci. Results, 161: College Station, TX (Ocean Drilling Program), 383–390. doi:10.2973/odp.proc.sr.161.235.1999

Meyers, P.A., Leenheer, M.J., Kawka, O.E., and Trull, T.W., 1984. Enhanced preservation of marine-derived organic matter in Cenomanian black shales from the southern Angola Basin. Nature (London, U. K.), 312:356–359. doi:10.1038/312356a0

Müller, G., and Gastner, M., 1971. The "Karbonate-Bombe," a simple device for the determination of the carbonate content in sediments, soils, and other materials. Neues Jahrb. Mineral., 10:466–469.

Nijenhuis, I.A., Brumsack, H.-J., and de Lange, G.J., 1998. The trace element budget of the Eastern Mediterranean during Pliocene sapropel formation. In Robertson, A.H.F., Emeis, K.-C., Richter, C., and Camerlenghi, A. (Eds.), Proc. ODP, Sci. Results, 160: College Station, TX (Ocean Drilling Program), 199–206. doi:10.2973/odp.proc.sr.160.019.1998

Nijenhuis, I.A., and de Lange, G.J., 2000. Geochemical constraints on Pliocene sapropel formation in the eastern Mediterranean. Mar. Geol., 163:41–63. doi:10.1016/S0025-3227(99)00093-6

Rau, G.H., Arthur, M.A., and Dean, W.E., 1987. 15N/14N variations in Cretaceous Atlantic sedimentary sequences: implication for past changes in marine nitrogen biogeochemistry. Earth Planet. Sci. Lett., 82(3–4):269–279. doi:10.1016/0012-821X(87)90201-9

Rinna, J., Warning, B., Meyers, P.A., Brumsack, H.J., and Rullkötter, J., 2002. Combined organic and inorganic geochemical reconstruction of paleodepositional conditions of a Pliocene sapropel from the eastern Mediterranean Sea. Geochim. Cosmochim. Acta, 66(11):1969–1986. doi:10.1016/S0016-7037(02)00826-8

Schenau, S.J., Antonarakou, A., Hilgen, F.J., Lourens, L.J., Nijenhuis, I.A., van der Weijden, C.H., and Zachariasse, W.J., 1999. Organic-rich layers in the Metochia sections (Gavdos, Greece): evidence for a single mechanism of sapropel formation during the last 10 My. Mar. Geol., 153(1–4):117–135. doi:10.1016/S0025-3227(98)00086-3

Shipboard Scientific Party, 2004. Site 1276. In Tucholke, B.E., Sibuet, J.-C., Klaus, A., et al., Proc. ODP, Init. Repts., 210: College Station, TX (Ocean Drilling Program), 1–358. doi:10.2973/proc.odp.ir.210.103.2004

Twichell, S.C., Meyers, P.A., and Diester-Haass, L., 2002. Significance of high C/N ratios in organic-carbon-rich Neogene sediments under the Benguela Current upwelling system. Org. Geochem., 33(7):715–722. doi:10.1016/S0146-6380(02)00042-6

Van Mooy, B.A.S., Keil, R.G., and Devol, A.H., 2002. Impact of suboxia on sinking particulate organic carbon: enhanced carbon flux and preferential degradation of amino acids via denitrification. Geochim. Cosmochim. Acta, 66(3):457–465. doi:10.1016/S0016-7037(01)00787-6

van Santvoort, P.J.M., de Lange, G.J., Langereis, C.G., Dekkers, M.J., and Paterne, M., 1997. Geochemical and paleomagnetic evidence for the occurrence of "missing" sapropels in eastern Mediterranean sediments. Paleoceanography, 12(6):773–786. doi:10.1029/97PA01351

Warning, B., and Brumsack, H.-J., 2000. Trace metal signatures of eastern Mediterranean sapropels. Palaeogeogr., Palaeoclimatol., Palaeoecol., 158(3–4):293–309. doi:10.1016/S0031-0182(00)00055-9

Wehausen, R., and Brumsack, H.-J., 1999. Cyclic variations in the chemical composition of eastern Mediterranean Pliocene sediments: a key for understanding sapropel formation. Mar. Geol., 153(1–4):161–176. doi:10.1016/S0025-3227(98)00083-8

Wilson, P.A., and Norris, R.D., 2001. Warm tropical ocean surface and global anoxia during the mid-Cretaceous period. Nature (London, U. K.), 412:425-429. doi:10.1038/35086553