Acanthonyx dissimulatus Coelho & Torres, 1993

Mendonça, Luana M. C., Guimarães, Carmen R. P., Santos, Rafael C., Alves, Douglas F. R., Barros-Alves, Samara P., Silva, Sonja L. R. & Hirose, Gustavo L., 2019, Decapod crustaceans from the continental shelf of Sergipe, northeastern Brazil, Zootaxa 4712 (3), pp. 301-344 : 315

Acanthonyx dissimulatus Coelho & Torres, 1993

Material examined. Penaeid—1 OF; CW = 4.45 mm; CZUFS CRU- 00234.

Station. Penaeid—9.

Distribution. Western Atlantic—Mexico, Quintana Roo, and Brazil (from Piauí to São Paulo) ( Coelho & Torres 1993; Melo 1996; Dall’Occo et al. 2004; Tamburus & Mantelatto 2012).

Ecological notes. From shallow waters to 25 m. On hard substrates, sand bottoms or mostly associated with aquatic vegetation ( Melo 1996). Acanthonyx dissimulatus is frequently found in association with algae, such as red algae, Sargassum sp. C. Agardh, unidentified brown algae, and on drifted algae on sand bottoms ( Almeida et al. 2010).

Remarks. Acanthonyx dissimulatus was considered endemic from Brazil ( Coelho & Torres 1993) but recently the species geographic distribution was expanded to Mexico ( Tamburus & Mantelatto 2012).

Previous records in Sergipe. None.