Based on observations obtained at the Canada-France-Hawaii Telescope (CFHT), Gemini Observatory, Observatoire de Haute Provence, German-Spanish Astronomical Center Calar Alto, ESO at La Silla and Paranal, Apache Point Observatory 3.5-m telescope and on data taken from the SDSS, SIMBAD and NASA/IPAC Extragalactic (NED) Databases (see acknowledgments).

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Appendix A is only available in electronic form at http://www.aanda.org

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... SPIcam

See http://www.apo.nmsu.edu for details.

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... spectrograph

See http://w3.caha.es/CAHA/Instruments/MOSCA/manual.html

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...2003)

http://www.eso.org/instruments/vimos/

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