Polyps in a glass with studies of locomotion Finish:Single sitting on the grass

sitting on the grass

London Wall and fields to the north east

by Nehemiah Grew (London

May Day Parade in Red Square

Polyps in a glass with studies of locomotion Finish:Single sitting on the grassZoological studies showing the sessile movement of freshwater hydra (figures 1 10), with specimens kept in a glass of water (figure 11). Plate 3 from Memoires pour server a l'histoire d'un genre de polypes d'eau douce by Abraham Trembley (Leiden, 1744). The plate is inscribed: 'P. Lyonet delin. J. v. Schley sculp. 1743.' The Swiss natural historian Abraham Trembley (1710 1784) was elected a Fellow of the Royal Society in 1743. His book, from which