OMPHALOS:
AN ATTEMPT TO UNTIE THE GEOLOGICAL KNOT.
BY
PHILIP HENRY GOSSE, F.R.S.
WITH FIFTY-SIX ILLUSTRATIONS ON WOOD.
Αυξἁνεται δε τα ζωα παντα οσα εχει ομφαλον, δια του ομφαλου.
ARIST.; Hist. Anim. vii. 8.
LONDON:
JOHN VAN VOORST; PATERNOSTER ROW.
1857.
LONDON:
R. CLAY, PRINTER, BREAD STREET HILL.