Výskyt
Jihozápadní Atlantik — od Maranhão na jih až po Santa Catarina (Brazílie), endemit.
Typová lokalita
Ilha Gaeta de Dentro, Ilha do Boi, APA Baía das Tartarugas, Vitória, Espírito Santo, Brazil, approximately -20.3075, -40.2755.
Velikost
4,7 cm SL.
Etymologie
Druh pojmenován na počest ichthyologa Ricarda Zaluara Passose Guimaraese z Universidade Federal do Rio de Janeiro.
Původní popis
Carvalho-Filho, A., Sazima, I., Lima, S. M. Q., Almeida, D., Mendes, L., Dias, R. M., Britto, M. R. & Gasparini, J. L. 2020. Review of the genus Malacoctenus (Actinopterygii: Labrisomidae) from the Southwestern Atlantic, with description of two new species. Zootaxa 4819 (no. 3): 499-520.
Použitá literatura
Carvalho-Filho, A., Sazima, I., Lima, S. M. Q., Almeida, D., Mendes, L., Dias, R. M., Britto, M. R. & Gasparini, J. L. 2020. Review of the genus Malacoctenus (Actinopterygii: Labrisomidae) from the Southwestern Atlantic, with description of two new species. Zootaxa 4819 (no. 3): 499-520.
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2026. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.
Scharpf, C. 2025. The ETYFish Project Fish Name Etymology Database. World Wide Web.