The group of segmented, bristle-bearing, worms, termed Oligochaeta by zoologists, comprises what are popularly known as earthworms together with certain forms, inhabitants of ponds, lakes and rivers, which are not so well known as to have received a more distinctive name than merely 'worms.' Their next allies are apparently the leeches and--a little more remote--marine bristle-bearing worms termed Polychaeta; the three groups, together with perhaps a certain number of other forms belonging to smaller groups, constitute the Annelida which are a distinct and separate assemblage of invertebrate animals. The most interesting features about these Oligochaetous worms are their very great anatomic…
Your support pays for translating these classics into more languages.
Support for $12/month DonateSubscribers read with instant translation, without waiting for the free daily limit.