A similar life history distinguishes certain Sabellid worms, e.g.
From Lankester's Treatise on The life history of the order is almost un Zoology, part iv.) k nown, but at the time of hatching the young FIG.
We know very little of the details of reduction in the lower plants, but it probably occurs at some stage in the life history of all plants in which sexual nuclear fusion takes place.
See generally Miall and Denny, The Structure and Life History of the Cockroach (1887); G.