illus., [349], [355], [356], [360];

fangs of young vs., [360], [361];

of young cos., [361];

of Xenodons, [403], [408];

of Heterodon d’Orbignyi, [409];

of Bucephalus, [407];

of Ring Hals, [582].

[Fascination], Sir Hans Sloane on, [281];

investigated, [527], et seq.;

conclusions, [531].