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Authors
Reis, Giovanna O. https://orcid.org/0000-0002-5885-6755
Serejo, Cristiana S. https://orcid.org/0000-0001-9132-5537
Siqueira, Silvana G. L. https://orcid.org/0000-0002-7279-6912
Terossi, Mariana https://orcid.org/0000-0002-6860-7883
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Funding
Funding for this research was provided by:
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (888887.667285/2022–00)
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (88881.982686/2024-01)
Mohamed bin Zayed Species Conservation Fund (230532250/ 2023)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (PQ 311340/2021-0)
Universidade Federal Do Rio Grande Do Sul
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Article History
Received: 30 October 2025
Revised: 17 March 2026
Accepted: 13 April 2026
First Online: 20 July 2026
Declarations
Conflict of interest: The authors declare no competing interests.
Ethical approval: No animal testing was performed during this study.
Sampling and field studies: All samplings in this study were conducted according to applicable state and federal laws, license no. 83808 MMA/IBAMA/SISBIO. The study is compliant with the CBD and Nagoya protocols.
Data availability: Holotypes and paratypes are deposited in the Crustacea Collection from the Zoological Museum of Hamburg (ZMH) and in the Invertebrate Collection from the Museu Argentino de Ciencias Naturales Bernardino Rivadavia (MACN). Sampled specimens are deposited in the Coleção de Crustáceos do Departamento de Zoologia da Universidade Federal do Rio Grande do Sul (DZ/UFRGS) and in the Coleção de Crustáceos do Museu Nacional da Universidade Federal do Rio de Janeiro (MNRJ).
Author contribution: All authors contributed to the conceptualization and writing of the manuscript. GOR and MT coordinated the research project under which this study was conducted and sampled the specimens. GOR analyzed the morphology of the animals, wrote the original draft, and prepared the figures and the photographs. CSS and SGLS contributed to the revised drafts and taxonomical discussions. All authors read and approved the manuscript.
