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Herzog, S., Amon, D.J., Smith, C.R. and Janussen, D. 2018.

Two new species of Sympagella (Porifera: Hexactinellida: Rossellidae) collected from the Clarion-Clipperton Zone, East Pacific

. Zootaxa. 4466, 1 (Aug. 2018), 152–163. DOI:https://doi.org/10.11646/zootaxa.4466.1.12.