Genus Erugomicula Nasser, Gregory, Singer, Patterson and Roe, 2021
Typespecies: Erugomicula bidens (Penard, 1902)
Basionym: Difflugia bidens Penard, 1902

Diagnosis: Laterally-compressed, ovoid test, typically comprised of agglutinated particles, but relatively smooth, generally with short hollow spines oriented along the line of compression on the fundus; aperture round, simple (never slit-like), occasionally with slight raised collar about the aperture.
Description: test free, unilocular, wide, and ovoid in face view with a smooth outline; compressed in section; test wall comprised of finely agglutinated xenogenous particles, attached with an organic cement; anterior positioned circular aperture occasionally surrounded by slight raised collar; delicate hollow spines ranging in number from zero to three (two most common), aligned along the line of compression, generally characterize the fundus