... galaxies

Based on observations made with the William Herschel Telescope, operated on the island of La Palma by the Isaac Newton Group in the Spanish Observatorio del Roque de los Muchachos of the Instituto de Astrofísica de Canarias.

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... classifications

In some SAB classifications, de Vaucouleurs (1963) underlined the A or the B to emphasize further subdivisions in this category. However, we ignore the underlines here since there are too few galaxies in the underlined subdivisions in our sample.

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