Aratus pisonii (H. Milne Edwards, 1837)

Almeida, Alexandre Oliveira De, Guerrazzi, Maria Cec Lia & Coelho, Petr Ȏ Nio Alves, 2007, Stomatopod and decapod crustaceans from Camamu Bay, state of Bahia, Brazil, Zootaxa 1553, pp. 1-45 : 37

Aratus pisonii (H. Milne Edwards, 1837)

Material examined (N=1). 1juv, 29/VIII/2004, St. 0 7 ( MZUESC #729).

Distribution. Western Atlantic – Florida, Gulf of Mexico, Antilles, northern South America, Guyanas, and Brazil (from Piauí to São Paulo) ( Melo 1996). Eastern Pacific – from Magdalena Bay, Baja California, and the southwestern Gulf of California, to Peru ( Hendrickx 1995). Brazil – Pará ( Barros et al. 1997a).

Ecological notes. Adults are supratidal. Very common in estuaries, where it is found on rocks and jetties, or climbing on mangrove trees ( Melo 1996).

Previous records in Bahia. Rathbun (1918), Almeida et al. (2006).

Remarks. The material consists of only one juvenile crab, which explains the presence of this species in a collection made by trawling.