Almerarhynchia n. gen. virgiliana n. sp. del Maastrichtiense de Frigols, Prepirineo catalán

Abstract

A new maastrichtian rhynchonellid from Figds (Sheet 293, Berga, Barcelona prov., Spain) is described. It shows symmetric and biconvexes valves whith a large foramen and variabily number of ribs (18-26). The environment in which A. virgiliana n. sp. lived, is envisaged as a shallow preserved shdf sea floor, non subject to strong streamls action.