Pond Snail

To fulfil the Academy's requirements, Lereboullet continued his work, and in 1861-63 he published a series of elaborate monographs [325] on the embryology of the trout, the lizard and the pond-snail _Lymnæa_, and rounded off his work with a full discussion [326] of the theoretical questions involved. ❋ Unknown (N/A)

One species of _Limnophilus_ uses small but entire leaves; another, the shells of the pond-snail _Planorbis_; another, pieces of stick arranged transversely with reference to the long axis of the tube. ❋ Various (N/A)

But we find a precisely similar palingenetic form of embryonic development in the case of many of the invertebrate animals, as, for instance, the remarkable ascidia, the pond-snail (Limnaeus), and arrow-worm ❋ Ernst Heinrich Philipp August Haeckel (1876)

To several of the bones, for instance, there adhered the dried egg-clusters of the common pond-snail, and in one of the hollows of the right shoulder-blade (the ❋ Unknown (1902)