Body of this scale-worm is long and thin. Dorsal and ventral surfaces are smooth.
Prostomium bilobed, with a small prostomial peak on each lobe, a median antenna, a pair of lateral antennae and a pair of palps. Two pairs of eyes, the anterior pair on the line of greatest width and the posterior pair in front of the rear margin. First segment with an acicular lobe and a pair of dorsal and ventral tentacular cirri. Scales do not overlap and leave the posterior region uncovered. They are very small, round with a few scattered papillae on the margins and surfaces. Notopodia are small mounds with a ventral acicular ligule and few chaetae. Notopodial chaetae capillaries, absent on some segments. Neuropodia well developed with a rounded anterior and bilobed posterior lobe and numerous chaetae. Neuropodial chaetae of 2 kinds: 1) with rows of spines and fine tips; 2) with rows of spines and bidentate tips present on anterior chaetigers only (E. elisabethae-detail).
Up to 52 mm for 89 chaetigers.
East Scotland and the Netherlands.