Umbonula arctica (Sars, 1851)

• Original description
• Type specimen SEM images
• Other SEM images

• Synonymy
• Lepralia arctica M. Sars, 1851 : 149;
• Discopora pavonella Smitt, 1868b : 28, 178, t. 27, f. 181;
• Mucronella pavonella Hincks, 1880a : 376, pl. 39, f. 8-10;
• Umbonula pavonella Harmer, 1903 : 296, pl. 15, f. 10.
• Type specimen
• Distribution
• References