Morphological and phylogenetic study of the Western Atlantic Crepidula plana complex (Caenogastropoda, Calyptraeidae), with description of three new species from Brazil Author Simone, Luiz Ricardo L. text Zootaxa 2006 2006-01-20 1112 1 1 64 https://biotaxa.org/Zootaxa/article/view/zootaxa.1112.1.1 journal article 10.11646/zootaxa.1112.1.1 1175­5334 5057713 6113143E-CCCD-48FB-BEEB-B67B2CBC0BAF Crepidula protea Orbigny, 1841 (Figs. 16–18, 111) Synonymy see Simone (2002: 32) . Complement: Crepidula protea: Simone et al. 2000: 139–140 (figs. 22–27); Simone 2002: 32–36 (Figs. 5, 6, 63, 64, 141–151). The description of this species is accurate in Simone (2002) , including the synonymy. The single addition is the presence of the odontophore muscle pair m12, and the female genital papilla folds fashion (Fig. 111), both similar to those described by C. intratesta . Additional material examined: BRAZIL ; Rio Grande do Sul ; off Sarita , ANSP 244118 . 5 shells ( Fishing boats col. 1959. E.C. Rios leg.) ; off Rio Grande , 32º30S 52º00W , ANSP 355327 , 35 specimens (voucher material of Hoagland ; Hoagland , Hoagland & Davis col., 20/xii/1981 ) . URUGUAY ; Rocha ; La Paloma , 34º40S 54º09W , ANSP 410440 , 2 shells ( Naide & Naide col., iii/1959 ; E.I.Duarte leg.) ; off Maldonado , ANSP 220712 , 1 shell ( B.R. Bales col.; 1958) .