On some Vetigastropoda (Mollusca, Gastropoda) from the Plio-Pleistocene of the Philippines with descriptions of three new species Author Helwerda, Renate Ariane Author Wesselingh, Frank Pieter Author Williams, Suzanne T. text Zootaxa 2014 3755 2 101 135 journal article 46615 10.11646/zootaxa.3755.2.1 e02bbd39-b7ee-4ddf-8109-3407dd6d2ea2 1175-5326 250959 1872ECAB-3C5C-4D76-93A0-A8626F75B96E Calliostoma spec. 2 ( Figures 40–44 ) Material. Anda 2 ( 2 juveniles and 2 partially preserved subadults); Anda 3 ( 2 juveniles ); Anda 4 ( 1 subadult partially preserved); Anda 6 ( 2 juveniles ); AndaDeVos ( 2 juveniles ); AndaClif3 ( 1 juvenile ). Characterization. Shell conical, H 1.6 mm , W 1.4 mm; DN 0.18–0.20 mm ; distinct terminal varix marks P/T boundary at 1.1 whorls; spiral and axial sculpture with spines at intersections; lower primary rib develops into peripheral row of spines; sutural ramp progressively concave; base of studied material damaged; umbilicus probably open, encircled by two rows of granules.