Synalpheus ul (Ríos & Duffy, 2007)

(Figure 7D)

Material examined. Penaeid—2 F; size range: 3.4 ≤ CL ≤ 4.1 mm; average: 3.75 ± 0.49 mm CL; CZUFS CRU- 00315.

Stations. Penaeid—4.

Distribution. Western Atlantic—Belize, Panama, Jamaica, Curaçao, Barbados, and Brazil (Sergipe and Bahia) (Hultgren et al. 2010; Almeida et al. 2012; Barros-Alves et al. 2015).

Ecological notes. Found at Caribbean inhabiting sponge’s channels from the genus Hymeniacidon Bowerbank, Hytella Férussac, Lissodendoryx Topsent, Spirastrella Schmidt, Agelas Duchassaing, and Michelotti and Xestospongia Laubenfels (Macdonald et al. 2009; Hultgren et al. 2010; Almeida et al. 2012).

Remarks. Found in the present study associated with a bryozoan ( Reteporella sp., Phidolopodidae). It is a member of a species complex, which includes Synalpheus pandionis Coutière, S. dardaui (Ríos & Duffy), and S. yano (Ríos & Duffy) (Macdonald et al. 2009) .

Previous records in Sergipe. Barros-Alves et al. (2015).