1.- A NEW KARSTENICERAS FROM THE BARREMIAN (LOWER CRETACEOUS) OF COLUMBIA RIJKSMUSEUM VAN GEOLOGIE EN MINERALOGIE; LEIDEN; NLD; NETHERLANDS, 2003 Ver registro 2.- APTYCHI FROM THE LOWER CRETACEOUS STRATA ALONG THE RIO ARGOS (CARAVACA, SE SPAIN) RIJKSMUSEUM VAN GEOLOGIE EN MINERALOGIE; LEIDEN; NLD; NETHERLANDS, 1997 Ver registro 3.- SMALL BERRIASIAN, LOWER VALANGINIAN AND BARREMIAN HETEROMORPHIC AMMONITES FROM THE RIO ARGOS SUCCESSION (CARAVACA, SOUTHEAST SPAIN) RIJKSMUSEUM VAN GEOLOGIE EN MINERALOGIE; LEIDEN; NLD; NETHERLANDS, 2003 Ver registro