“…However, fossil decapods from the eastern coast of the USA have received considerable attention (e.g., Rathbun, 1935 ; Roberts, 1962 ; Blow & Manning, 1996 ; Blow, 2003 ; Feldmann et al, 2013 ; Franţescu, 2013 ). On the other hand, less research has been done on fossil decapods from Brazil and other South American countries south of the Caribbean region thus far (e.g., Aguirre-Urreta, 1990 ; Casadío et al, 2005 ; Martins-Neto & Dias Júnior, 2007 ; Távora, Paixão & Da Silva, 2010 ). More fossil decapods—including spider crabs—are expected to be present in those regions given the common presence of majoids there today (e.g., Melo, 1996 ; Melo, 1998 ; Coelho & Torres, 1990 ; Bertini, Fransozo & De Melo, 2004 ; Mantelatto et al, 2004 ; Alves et al, 2012 ; Giraldes, Coelho Filho & Smyth, 2015 ).…”