From editor or global species database
Type locality Mar del Plata Canyon (38°06’34’’ S & 53°42’50’’ W), Argentine continental slope, 2950 m depth [details]
Type material Holotype: Museo Argentino de Ciencias Naturales “Bernardino Rivadavia” MACN-In 43280 (one half denuded specimen in ethanol 70 %, and external appendages mounted on three SEM stubs) - Holotype is the only specimen known [details]