Synalpheus pandionis Coutière, 1909

Material examined: Pernambuco — Continental Shelf off Recife: 1 M, 07.ii.2018, 8°08′43.7′′S 34°34′22.6′′W, 54.0 m depth, MOUFPE 21546 ; Recife: 2 M, 08°09′7′′S 34°45′0′′W, 31.5 m depth, MOUFPE 15389 .

Description: Coutière (1909), Dardeau (1984), Ríos & Duffy (2007), and Anker et al. (2012).

Distribution: USA (Florida), Gulf of Mexico, Bahamas, Cuba, Mexico, Honduras, Panama, Puerto Rico, Virgin Islands, Curaçao, Barbados, and Brazil (Ceará and Pernambuco) (Anker et al. 2012 and references therein; Cházaro-Olvera et al. 2017; this study).

Ecology: Shallow reefs and marine substrates, in sponges [ Lissodendoryx cf. strongylata van Soest, 1984, L. colombiensis, Agelas clathrodes (Schmidt, 1870), H. intestinalis, E. ferox, and A. crassa]; in heterosexual pairs; shallow waters to 80 m (Ríos & Duffy, 2007; Anker et al. 2012; Cházaro-Olvera et al. 2017; De Grave & Anker 2017).

Remarks: S. pandionis was previously known from Brazil based on a single record from Ceará (Anker et al. 2012). Here, we extend its southern range in the western Atlantic.