N. oblongus Jeannel, 1962: 525;
Salgado, 2001: 164 (redescription), 2006: 104, 2015b: 29.
Holotype male [a single specimen in original description, assumed as holotype] in MNNC.
Type locality: Chepu, 42º03’ S, Isla de Chiloé, [Chiloé Province], Chile.
Distribution: Chile: Aisén, Cautín, Chiloé, Llanquihue, Malleco, Ñuble, Osorno, Palena, and Valdivia Provinces.