Haplodrili (so called by Lankester), often called Archiannelida (Hatschek), is an interesting lowly-organized marine worms, whose affinities are very doubtful (see Chaetopoda).
Haplodrili (so called by Lankester) is an interesting lowly-organized marine worms (see Chaetopoda). Haplodrili (so called by Lankester) is often called Archiannelida (Hatschek). Organized marine worms's affinities are very doubtful.