Maria Emma Smith (1787–1812)
Maria Emma Gray (1812–1876)
1787–1876
Conchologist and algologist. Daughter of Henry Smith, lieutenant in the Royal Navy. Married Francis Edward Gray in 1812; after his death, married his second cousin John Edward Gray in 1826. Published five volumes of etchings of molluscs (1842–74). Studied and collected algae; her collection was bequeathed to Cambridge University Museum. Commemorated by J. E. Gray in the algae genus Grayemma.
Source
ODNB.
Bibliography
ODNB: Oxford dictionary of national biography: from the earliest times to the year 2000. (Revised edition.) Edited by H. C. G. Matthew and Brian Harrison. 60 vols. and index. Oxford: Oxford University Press. 2004.


