Nova Terra 52

Ossa-Morena zone and related areas of the Iberian Massif: Geological Society of America Bulletin, v. 112, p. 1398–1413. doi:10.1130 /0016-7606(2000)112< 1398:SHACOC >2.0.CO ;2. Eguiluz, L., and Quesada, C., 1980, La sucesión Precámbrica de la transversal de Monesterio (Badajoz): Nota preliminar: Temas Geológico-Mineros, v. 4, p. 123–141. El Hadi, H., Simancas, J.F., Martínez-Poyatos, D., Azor, A., Tahiri, A., Montero, P., Fanning, C.M., Bea, F., and González- Lodeiro, F., 2010, Structural and geochronological con- straints on the evolution of the Bou Azzer Neoproterozoic ophiolite (Anti-Atlas, Morocco): Precambrian Research v. 182, no. 1, p. 1–14. doi:10.1016/j.precamres.2010.06.011. Expósito, I., Simancas, J.F., González Lodeiro, F., Bea, F., Montero, P., and Salman, K., 2003, Metamorphic and defor- mational imprint of Cambrian-Lower Ordovician rifting in the Ossa-Morena Zone (Iberian MassifSpain)::journal of Structural Geology, v. 25, p. 2077–2087. doi:10.1016/S0191- 8141(03)00075-0. Fernández Caliani, J.C., Galán, E., and Liso, M.J., 1996, Mineralogía,geoquímica y evolución diagenética de los materiales carbonatados del área de Mérida (Badajoz): Estudios Geológicos v. 52, no. 1–2, p. 3–9. doi:10.3989/ egeol.96521-2249. Fernández-Suárez, J., Gutiérrez-Alonso, G., Pastor-Galán, D., Hofmann, M., Murphy, J.B., and Linnemann, U., 2014, The Ediacaran–Early Cambrian detrital zircon record of NW Iberia: Possible sources and paleogeographic constraints: International Journal of Earth Sciences, v. 103, p. 1335–1357. Franke, W., 2000, The mid-European segment of the Variscides: Tectonostratigraphic units, terrane boundaries and plate tectonic evolution, in Franke, W., Haak, V., Oncken, O., and Tanner, D., eds., Orogenic Processes: Quantification and Modelling in the Variscan Belt, Volume 179, Geological Society: London: Special Publications, p. 35–61. doi:10.1144/GSL.SP.2000.1179.1101.1105. Fuenlabrada, J.M., Arenas, R., Díez Fernández, R., Sánchez Martínez, S., Abati, J., and López Carmona, A., 2012, Sm–Nd isotope geochemistry and tectonic setting of the metasedi- mentary rocks from the basal allochthonous units of NW Iberia (Variscan sutureGalicia): Lithos, v. 148, p. 196–208. doi:10.1016/j.lithos.2012.06.002. Fuenlabrada, J.M., Pieren, A.P., Díez Fernández, R., Sánchez Martínez, S., and Arenas, R., 2016, Geochemistry of the Ediacaran-Early Cambrian transition in Central Iberia: Tectonic setting and isotopic sources: Tectonophysics, v. 681, p. 15–30. doi:10.1016/j.tecto.2015.11.013. Galindo, C., and Casquet, C., 2004, El magmatismo prevarisco de la Zona de Ossa-Morena, in Vera, J.A., eds., Geología de España, SGE-IGME: Madrid: Spain, p. 190–194. Gonzalo, C., 1989, Litoestratigrafía y tectónica del basamento en el área de Mérida (Extremadura Central): Boletín Geológico y Minero, v. 100-1, p. 48–72. Gonzalo, J.C., 1987, Petrología y estructura del Basamento en el área de Mérida (Extremadura Central) [Ph.D.]: Universidad de Salamanca, 327. Gutiérrez-Marco, J.C., Robardet, M., Rábano, I., Sarmiento, G.N., San José Lancha, M.A., Herranz Araujo, P., and Pieren Pidal, A.P., 2002, Ordovician, in Gibbons, W., and Moreno, T., eds., The Geology of Spain, London: Geological Society of London, p. 31–49. Hacker, B.R., Kelemen, P.B., and Behn, M.D., 2015, Continental Lower Crust: Annual Review of Earth and Planetary Sciences v. 43, no. 1, p. 167–205. doi:10.1146/annurev-earth-050212- 124117. Henriques, S.B.A., Neiva, A.M.R., Ribeiro, M.L., Dunning, G.R., and Tajčmanová, L., 2015, Evolution of a Neoproterozoic suture in the Iberian Massif, Central Portugal: New U-Pb ages of igneous and metamorphic events at the contact between the Ossa Morena Zone and Central Iberian Zone: Lithos, v. 220–223, p. 43–59. doi:10.1016/j. lithos.2015.02.001. Insúa Márquez, M., López Sopeña, F., Hernández Samaniego, A., Matia Villarino, G., Ortega Ruiz, I., Pascual Martínez, E., Agudo Fernández, L., de la Fuente Krauss, J.V., Martín Duque, J.F., Moreno, F., Carvajal, A., Cantos Robles, R., Liñán Guijarro, E., Fernández-Gianotti, J., Gabaldón, V., Rubio, J.C., and Baeza, L. J., 2003, Mapa Geológico y Memoria explicativa, Hoja 777 (Mérida), Serie MAGNA, 1/50.000, Madrid: Instituto Geológico y Minero de España. Jolivet, L., Augier, R., Faccenna, C., Negro, F., Rimmele, G., Agard, P., Robin, C., Rossetti, F., and Crespo-Blanc, A., 2008, Subduction convergence and the mode of backarc extension in the Mediterranean region: Bulletin De La Societe Geologique De France, v. 179, p. 525–550. doi:10.2113/gssgfbull.179.6.525. Kounov, A., Graf, J., von Quadt, A., Bernoulli, D., Burg, J.-P., Seward, D., Ivanov, Z., and Fanning, M., 2012, Evidence for a “Cadomian” ophiolite and magmatic-arc complex in SW Bulgaria: Precambrian Research, v. 212-213, p. 275–295. doi:10.1016/j.precamres.2012.06.003. Kröner, A., Štípská, P., Schulmann, K., and Jaeckel, P., 2000, Chronological constraints on the pre-Variscan evolution of the northeastern margin of the Bohemian Massif, Czech Republic: Geological Society, London, Special Publications, v. 179, p. 175–197. doi:10.1144/GSL.SP.2000.179.01.12. Linnemann, U., Gerdes, A., Drost, K., and Buschmann, B., 2007, The continuum between Cadomian orogenesis and opening of the Rheic Ocean: Constraints from LA-ICP-MS U–Pb zircon dating and analysis of plate-tectonic setting (Saxo- Thuringian zone, northeastern Bohemian Massif, Germany), in Linnemann, U., Nance, R.D., Kraft, P., and Zulauf, G., eds., The evolution of the Rheic Ocean: From Avalonian- Cadomian active margin to Alleghenian-Variscan collision, Volume 423, Boulder, CO: Geological Society of America Special Paper, p. 61–96. doi:10.1130/2007.2423(1103). Linnemann, U., Gehmlich, M., Tichomirowa, M., Buschmann, B., Nasdala, L., Jonas, P., Lützner, H., and Bombach, K., 2000, From Cadomian subduction to Early Paleozoic rifting: The evolution of Saxo-Thuringia at the margin of Gondwana in the light of single zircon geochronology and basin develop- ment (central European Variscides, Germany): Geological Society, London, Special Publications, v. 179, p. 131–153. doi:10.1144/GSL.SP.2000.179.01.10. Linnemann, U., Pereira, F., Jeffries, T.E., Drost, K., and Gerdes, A., 2008, The Cadomian Orogeny and the opening of the Rheic Ocean: The diacrony of geotectonic processes constrained by LA-ICP-MS U–Pb zircon dating (Ossa-Morena and Saxo- Thuringian Zones, Iberian and Bohemian Massifs): Tectonophysics, v. 461, p. 21–43. doi:10.1016/j. tecto.2008.05.002. Linnemann, U., and Romer, R.L., 2002, The Cadomian Orogeny in Saxo-Thuringia, Germany: Geochemical and Nd–Sr–Pb isotopic characterization of marginal basins with constraints to geotectonic setting and provenance: Tectonophysics, v. 352, p. 33–64. doi:10.1016/S0040-1951(02)00188-9. 18 R. D. FERNÁNDEZ ET AL. &KDSWHU