Paguristes calliopsis Forest & de Saint Laurent, 1968: 80 Checklist of decapod crustaceans from the coast of the São Paulo state (Brazil) supported by integrative molecular and morphological data: IV. Infraorder Anomura: Superfamilies Chirostyloidea, Galatheoidea, Hippoidea and Paguroidea Mantelatto, Fernando L. Miranda, Ivana Vera-Silva, Ana L. Negri, Mariana Buranelli, Raquel C. Terossi, Mariana Magalhães, Tatiana Costa, Rogério C. Zara, Fernando J. Castilho, Antonio L. Zootaxa 2021 2021-04-29 4965 3 558 600 c22f537d-694c-49fe-bff3-168e44de9edf Forest & de Saint Laurent 1968 [151,482,1297,1324] Malacostraca Diogenidae Pseudopaguristes GBIF Animalia Decapoda 24 582 Arthropoda species calliopsis      Paguristes calliopsis Forest & de Saint Laurent, 1968: 80, figs. 9, 20, 31, 40, 48.   Material examined.  Brazil, São Paulo: 14 ♂, 2 ♀, CCDB 1617, Ubatuba, Ilha Anchieta, Praia do Sul, 23°32ʹ05ʺS, 045°03ʹ41ʺW, colls. F. Mantelatto& R. Biagi,  01.x.1998;  13 ♂, 2 ♀, CCDB 1616, Ubatuba, Ilha Anchieta, Praia do Sul, 23°32ʹ05ʺS, 045°03ʹ41ʺW, colls. F. Mantelatto& R. Biagi,  01.xi.1998;  4 ♂, CCDB 554, Ubatuba, Ilha Anchieta, Praia do Sul, 23°32ʹ05ʺS, 045°03ʹ41ʺW, colls. F. Mantelatto& R. Biagi,  01.xii.1998;  9 ♂, 4 ♀, CCDB 1615, Ubatuba, Ilha Anchieta, Praia do Sul, 23°32ʹ05ʺS, 045°03ʹ41ʺW, colls. F. Mantelatto& R. Biagi,  01.xii.1998;  2 ♂, CCDB 0768, Ubatuba, Ilha Anchieta, Praia do Leste, 23°33ʹS, 045°05ʹW, colls. F. Mantelatto& R. Biagi,  01.ix.1999.   Distribution.Western Atlantic— Guyana, Suriname, French Guiana, Brazil( Ceará, Rio Grande do Norte, Paraíba, Pernambuco, Alagoas, Sergipe, Espírito Santo, Rio de Janeiro, São Paulo) ( Coelho & Ramos-Porto 1987; Rieger 1998; Melo 1999; Rahayu 2005; Coelho et al.2007; Fransozo et al.2011).   Remarks.Despite the wide distribution in Brazil,  Paguristes calliopsishas very few records in collections and publications, and little is known regarding its biology ( Biagi et al.2006). These factors indicate that further investigation on this species is required. In addition, small individuals are frequently misidentified as  Paguristes tortugae, which is the phylogenetically closest species in the region ( Mantelatto et al.2006). Sequences accession numbers (GenBank): CCDB 768—16S ( DQ369932) ( Mantelatto et al.2006), CCDB 1615—COI ( MT785553). 3111078472 1998-10-01 R F. Mantelatto & Biagi Brazil Ubatuba -23.534721 Praia do Sul 21 -45.06139 Ilha Anchieta 24 582 CCDB 1617 16 2 14 Sao Paulo 3111078370 1998-11-01 R F. Mantelatto & Biagi Brazil Ubatuba -23.534721 Praia do Sul 21 -45.06139 Ilha Anchieta 24 582 CCDB 1616 15 2 13 Sao Paulo 3111078310 1998-12-01 R F. Mantelatto & Biagi Brazil Ubatuba -23.534721 Praia do Sul 21 -45.06139 Ilha Anchieta 24 582 CCDB 554 4 4 Sao Paulo 3111078474 1998-12-01 R F. Mantelatto & Biagi Brazil Ubatuba -23.534721 Praia do Sul 21 -45.06139 Ilha Anchieta 24 582 CCDB 1615 13 4 9 Sao Paulo 3111078385 1999-09-01 R F. Mantelatto & Biagi Brazil Ubatuba -23.55 Praia do Leste 1255 -45.083332 Ilha Anchieta 24 582 CCDB 0768 2 2 Sao Paulo