Endoparasitic copepod
Lomanoticola brevipes (likely)
- on Facelina bostoniensis 2
Endoparasitic copepod
Lomanoticola brevipes (likely)
- on Facelina bostoniensis 3
Images above are of an endoparassitic copepod found on the sea slug Facelina bostoniensis in Newlyn Harbour, Newlyn, Cornwall, 06.06.15. What is seen is the egg mass.
Thanks to Myles O'Reilly for pointing out the probable species involved here.