Polychaeta taxon details
Holotype USNM 1013688, geounit Argentina Northeast [details]
From editor or global species database
Etymology author: "spinosa is from the Latin, spina for thorn, and refers to the distinctive neuropodial
spines that characterize the species" [details]
Type locality Off Argentina, -38.7667, -55.3333 (38 46' S, 55 20' W), surface, on drifting Macrocystis holdfasts, coll. J.M. Orensanz [over 100 km offshore of Mar del Plata] [details]
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