LETHBRIDGE, previous impregnation.
LEUCKART, on the larva of Cecidomyidae.
LEWES, G.H., on Pangenesis.
LEWIS, G., cattle of the West Indies.
LHERBETTE and Quatrefages, on the horses of Circassia.
LICHENS, sterility in.
LICHTENSTEIN, resemblance of Bosjesman's dogs to Canis mesomelas.
-Newfoundland dog at the Cape of Good Hope.
LIEBIG, differences in human blood, according to complexion.
LIEBREICH, occurrence of pigmentary retinitis in deaf-mutes.