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Article History

Received: 1 March 2025

Revised: 30 July 2025

Accepted: 22 September 2025

First Online: 12 November 2025

Declarations

:

: The authors declare that they have no conflict of interest.

: No animal testing was performed during this study.

: All necessary permits for sampling and observational field studies have been obtained by the authors from the competent authorities. Permit information is as follows. Mexico: permit DGOPA-02919/14 with the associated Diplomatic Note CTC/01700/15; permit PPFE/DGOPA-200/18 with the associated Diplomatic Note CTC/07345/18. Costa Rica: permits SINAC-CUS-PI-R-035–2017, SINAC-CUSBSE-PI-R-032–2018, INCOPESCA-CPI-003–12-2018, R-070–2018-OT-CONAGEBIO, Contract for the Grant of Prior Informed Consent between MINAE-SINAC-ACMC and Jorge Cortés Nuñez for the Basic Research Project: "FK190106—Cuantificación de los vínculos biológicos, químicos y físicos entre las comunidades quimiosintéticas con el mar profundo circundante". Specimen collection in Chilean waters was performed under the permit E-2024–499 (document 26276) issued by La Subsecretaría de Pesca y Acuicultura for the project E-2023–301, “Pesca De Investigación General De La Universidad De Valparaíso Para El Estudio Científico Del Margen Continental De Chile Centro-Sur”. The study is compliant with CBD and Nagoya protocols.

: Publicly available datasets on NCBI GenBank were analyzed in this study. See Table  and Online Resource for accession numbers. ZooBank registration: urn:lsid:zoobank.org:pub:1B807DB7-BC7F-4961-ADBD-ABF11D358903.

: A.S.H. and G.W.R. conceived and designed the study, including methodology. A.S.H. conducted formal analysis of genetic data and delimited the new species, including writing formal descriptions. A.S.H., K.R.G., and G.W.R. were involved in data curation. K.R.G. and G.W.R. photographed the holotypes and paratypes of new species. A.S.H. wrote the original manuscript draft. K.R.G. and G.W.R. reviewed and edited the manuscript as needed. G.W.R. supervised this project and provided resources, including acquisition of funding. All authors have read and approved the published version of the manuscript.