Tedania (Tedania) ecuadoriensis sp. nov. A holotype in situ (CENAIM 150813EP01-05) B transverse section of ectosomal and choanosomal skeletal architecture C ectosomal tylotes D detail of terminally microspined terminations of ectosomal tylotes E choanosomal styles F detail of the bases of choanosomal styles G large onychaetes H–I small onychaetes. Scale-bars: 2 cm (A); 500 µm (B); 50 µm (C, E, G–H); 10 µm (D, F, I).