Macrocoeloma trispinosum (Latreille, 1825)

Pisa trispinosa Latreille, 1825: 142 .

Material examined. Brazil, São Paulo: 1 ♀, CCDB 2460, São Sebastião, Praia do Segredo, colls. F. Mantelatto & C. Schubart, 10.xi.2007 ; 1 ♂, CCDB 4624, Ilhabela, Ilha dos Búzios, colls. F. Zara et al., 10.iv.2013 ; 1 ♀ ov, CCDB 5273, Ilhabela, Ilha dos Búzios, colls. F. Zara et al., 10.iv.2013 .

Distribution. Western Atlantic—USA (North Carolina, Florida, Gulf of Mexico), Antilles, and Brazil (Fernando de Noronha, Pará, Maranhão, Piauí, Ceará, Rio Grande do Norte, Paraíba, Pernambuco, Alagoas, Bahia, Espírito Santo, Rio de Janeiro, São Paulo) (Coelho et al. 1986; Barreto et al. 1993; Melo 1996, 2008; Melo & Veloso 2005; Coelho Filho 2006; Alves et al. 2008; Felder et al. 2009; Almeida et al. 2010).

Remarks. Previous records on the coast of São Paulo include Ilha das Couves, Ubatuba (D. Alves, unpublished thesis). Recently, this species was allocated in the family Epialtidae and it was phylogenetically contextualized with a new genus established for majoids crabs (Colavite et al. 2020). According to some of these authors (J. Colavite and W. Santana, pers. com.) as part of a new proposal in progress, M. trispinosum is a species complex in which the Brazilian morphotype previously identified as M. trispinosum is Macrocoeloma trigona Dana, 1852 . Sequence accession number (GenBank): CCDB 4624—16S (MW081863), COI (MW081985) (present study); CCDB 2460— COI (MF490094) (Mantelatto et al. 2018a).