Expansion: of the throat, [31];

of jaws, ib.;

of the skin, [30];

of the ribs, [150], [328].

‘Expedition to the Zambesi’, [230].

Expedition; U.S. Explorations, [162], [291], [376].

Experiments; on vs., [273], [281], [321];

on the fangs, [369], et seq., [377], et seq.;

in s. venom, [534], [535], et seq.;

in antidotes, [537], et seq.