whip-s., [10], [219].

XENODON, [155], [347], [359], [395], [401], et seq., [407], [413], [421], et seq.

YELLOW BOA, [63] (see [Chilobothrus]).

ZAMENIS, [137].

Sound, ss. affected by, [525], et seq.

Specimens, badly-prepared, [45], [117].

Spencer, Edmund, ‘Fairie Queen’, [486].

[Spine], pliancy of, [212];

joints of, [213];

peculiar processes, [68];